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Finding the Fourth Proportional to 16,652.48, 22,979.50 and 9,097.31

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Solution

The fourth proportional to 16,652.48, 22,979.50 and 9,097.31 is: 12,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.48 : 22,979.50 = 9,097.31 : x
  2. Step 2: Convert to fraction form
    16,652.48/22,979.50 = 9,097.31/x
  3. Step 3: Cross multiply
    16,652.48x = 22,979.50 × 9,097.31
  4. Step 4: Simplify right side
    16,652.48x = 209,051,669.85
  5. Step 5: Solve for x
    x = 209,051,669.85/16,652.48
  6. Step 6: Final answer
    x = 12,553.79

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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.