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Finding the Fourth Proportional to 16,654.78, 24,929.92 and 9,235.38

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Solution

The fourth proportional to 16,654.78, 24,929.92 and 9,235.38 is: 13,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654.78 : 24,929.92 = 9,235.38 : x
  2. Step 2: Convert to fraction form
    16,654.78/24,929.92 = 9,235.38/x
  3. Step 3: Cross multiply
    16,654.78x = 24,929.92 × 9,235.38
  4. Step 4: Simplify right side
    16,654.78x = 230,237,284.57
  5. Step 5: Solve for x
    x = 230,237,284.57/16,654.78
  6. Step 6: Final answer
    x = 13,824.10

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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.