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Finding the Fourth Proportional to 16,617.72, 22,932.18 and 9,064.14

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Solution

The fourth proportional to 16,617.72, 22,932.18 and 9,064.14 is: 12,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.72 : 22,932.18 = 9,064.14 : x
  2. Step 2: Convert to fraction form
    16,617.72/22,932.18 = 9,064.14/x
  3. Step 3: Cross multiply
    16,617.72x = 22,932.18 × 9,064.14
  4. Step 4: Simplify right side
    16,617.72x = 207,860,490.03
  5. Step 5: Solve for x
    x = 207,860,490.03/16,617.72
  6. Step 6: Final answer
    x = 12,508.36

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1.5x scale

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.