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Finding the Fourth Proportional to 29,643.80, 44,472.33 and 15,610.43

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Solution

The fourth proportional to 29,643.80, 44,472.33 and 15,610.43 is: 23,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,643.80 : 44,472.33 = 15,610.43 : x
  2. Step 2: Convert to fraction form
    29,643.80/44,472.33 = 15,610.43/x
  3. Step 3: Cross multiply
    29,643.80x = 44,472.33 × 15,610.43
  4. Step 4: Simplify right side
    29,643.80x = 694,231,972.04
  5. Step 5: Solve for x
    x = 694,231,972.04/29,643.80
  6. Step 6: Final answer
    x = 23,419.13

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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.