Finding the Fourth Proportional to 15,174, 22,761 and 6,966
Calculator
Solution
The fourth proportional to 15,174, 22,761 and 6,966 is: 10,449
Step by Step Solution
- Step 1: Write the proportion equation
15,174 : 22,761 = 6,966 : x - Step 2: Convert to fraction form
15,174/22,761 = 6,966/x - Step 3: Cross multiply
15,174x = 22,761 × 6,966 - Step 4: Simplify right side
15,174x = 158,553,126 - Step 5: Solve for x
x = 158,553,126/15,174 - Step 6: Final answer
x = 10,449
Related Problems
Find fourth proportional to 7,587, 11,380.50 and 3,483
Half scale
Find fourth proportional to 30,348, 45,522 and 13,932
Double scale
Find fourth proportional to 15,175, 22,762.50 and 6,967
Similar ratio
Find fourth proportional to 22,761, 34,141.50 and 10,449
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.