Question

The Fourth Proportional to 21, 30 and 35 is
24.5​

Answer 1

Yes u r right

Step-by-step explanation:

24.5!!!! is the right answer

Answer 2

Answer:

1:3::7:21

Step-by-step explanation:

The fourth proportional is 21. 1:3::7:x=1:3::7:21

PREMISES

y=the fourth proportional of the ratios 1:3::7:x

CALCULATIONS

y=the fourth proportional of the ratios 1:3::7:x

1:3::7:x

1/3::7/21

and,

1:3::7:21

C.H.