Home / 22,761.09-34,157.13-13,969.17

Finding the Fourth Proportional to 22,761.09, 34,157.13 and 13,969.17

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Solution

The fourth proportional to 22,761.09, 34,157.13 and 13,969.17 is: 20,963.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,761.09 : 34,157.13 = 13,969.17 : x
  2. Step 2: Convert to fraction form
    22,761.09/34,157.13 = 13,969.17/x
  3. Step 3: Cross multiply
    22,761.09x = 34,157.13 × 13,969.17
  4. Step 4: Simplify right side
    22,761.09x = 477,146,755.68
  5. Step 5: Solve for x
    x = 477,146,755.68/22,761.09
  6. Step 6: Final answer
    x = 20,963.26

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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.