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Finding the Fourth Proportional to 16,652.31, 22,979.48 and 9,098.52

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Solution

The fourth proportional to 16,652.31, 22,979.48 and 9,098.52 is: 12,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.31 : 22,979.48 = 9,098.52 : x
  2. Step 2: Convert to fraction form
    16,652.31/22,979.48 = 9,098.52/x
  3. Step 3: Cross multiply
    16,652.31x = 22,979.48 × 9,098.52
  4. Step 4: Simplify right side
    16,652.31x = 209,079,212.88
  5. Step 5: Solve for x
    x = 209,079,212.88/16,652.31
  6. Step 6: Final answer
    x = 12,555.57

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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.