Question

3:12::4:__?

1)15

2)17

3)20

4)721​

Answer 1

Let the blank be x

Then, 3:12::4:x

3x=12*4

x=12*4/3

x=16

Answer 2

Answer:

16

Step-by-step explanation:

3/12=4/x

3*x=12*4 (cross multiplication)

x=12*4/3

x=16