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Finding the Fourth Proportional to 16,475.84, 22,737.04 and 9,402.92

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Solution

The fourth proportional to 16,475.84, 22,737.04 and 9,402.92 is: 12,976.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,475.84 : 22,737.04 = 9,402.92 : x
  2. Step 2: Convert to fraction form
    16,475.84/22,737.04 = 9,402.92/x
  3. Step 3: Cross multiply
    16,475.84x = 22,737.04 × 9,402.92
  4. Step 4: Simplify right side
    16,475.84x = 213,794,568.16
  5. Step 5: Solve for x
    x = 213,794,568.16/16,475.84
  6. Step 6: Final answer
    x = 12,976.25

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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.