Question

find the third propotional to 8 and 12​

Answer 1

Answer: 18

Step-by-step explanation:

If three numbers are in proportion then. a:b = b:c or a/b = b/c

8,12,x are in proportion

8:12 = 12: x

8/12 = 12/x

8/12*12 = 1/x

x = 12*12/8 = 18