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Finding the Fourth Proportional to 24,957, 34,440.84 and 15,021

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Solution

The fourth proportional to 24,957, 34,440.84 and 15,021 is: 20,729.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,957 : 34,440.84 = 15,021 : x
  2. Step 2: Convert to fraction form
    24,957/34,440.84 = 15,021/x
  3. Step 3: Cross multiply
    24,957x = 34,440.84 × 15,021
  4. Step 4: Simplify right side
    24,957x = 517,335,857.64
  5. Step 5: Solve for x
    x = 517,335,857.64/24,957
  6. Step 6: Final answer
    x = 20,729.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.