Find N in each proportion.
11.) 12: N = 4:7
12.) N:18 = 8:6
13.) 10:5 = 6:N
14.) N:2 = 32:8
15.) 40:N = 6:30
Pakisagot po ng maayos pasahan na po bukas Thank you po.
11.) 12: N = 4:7
12.) N:18 = 8:6
13.) 10:5 = 6:N
14.) N:2 = 32:8
15.) 40:N = 6:30
Pakisagot po ng maayos pasahan na po bukas Thank you po.
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How do I find the missing number in the following proportion? ___: 8 = 12:32
Algebra Equations with Ratios and Proportions
2 Answers
Adrone · Stefan V.
Nov 20, 2017
The missing number is
3
.
Explanation:
Think like this:
x
8
=
12
32
Cross multiply
32
x
=
96
Divide both sides by
32
to get
x
=
3
Answer link
smendyka
Nov 20, 2017
See a solution process below:
Explanation:
We can call the number we are looking for
n
We can now rewrite this problem as:
n
8
=
12
32
We can multiply each side of the equation by
8
to solve for
n
while keeping the equation balanced:
8
×
n
8
=
8
×
12
32
8
×
n
8
=
8
×
12
32
4
n
=
12
4
n
=
3
Pa brainlys po