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Finding the Fourth Proportional to 16,616.56, 22,932.22 and 9,545.26

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Solution

The fourth proportional to 16,616.56, 22,932.22 and 9,545.26 is: 13,173.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616.56 : 22,932.22 = 9,545.26 : x
  2. Step 2: Convert to fraction form
    16,616.56/22,932.22 = 9,545.26/x
  3. Step 3: Cross multiply
    16,616.56x = 22,932.22 × 9,545.26
  4. Step 4: Simplify right side
    16,616.56x = 218,894,002.28
  5. Step 5: Solve for x
    x = 218,894,002.28/16,616.56
  6. Step 6: Final answer
    x = 13,173.24

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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.