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Finding the Fourth Proportional to 22,810.92, 34,209.88 and 8,769.96

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Solution

The fourth proportional to 22,810.92, 34,209.88 and 8,769.96 is: 13,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,810.92 : 34,209.88 = 8,769.96 : x
  2. Step 2: Convert to fraction form
    22,810.92/34,209.88 = 8,769.96/x
  3. Step 3: Cross multiply
    22,810.92x = 34,209.88 × 8,769.96
  4. Step 4: Simplify right side
    22,810.92x = 300,019,279.20
  5. Step 5: Solve for x
    x = 300,019,279.20/22,810.92
  6. Step 6: Final answer
    x = 13,152.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.