Question

find the fourth proportional in each of the following. 16,12,4​

Answer 1

Answer:

let the forth one be x

=>16:12=4:x

=>x=3

Answer 2

Answer:

let the fourth proportion be x

so ,16:12::4:×

16/12 = 4/x

16/12×4 =x

16×3 = x

48 = x