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Finding the Fourth Proportional to 22,562.68, 33,834.69 and 8,520.32

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Solution

The fourth proportional to 22,562.68, 33,834.69 and 8,520.32 is: 12,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,562.68 : 33,834.69 = 8,520.32 : x
  2. Step 2: Convert to fraction form
    22,562.68/33,834.69 = 8,520.32/x
  3. Step 3: Cross multiply
    22,562.68x = 33,834.69 × 8,520.32
  4. Step 4: Simplify right side
    22,562.68x = 288,282,385.90
  5. Step 5: Solve for x
    x = 288,282,385.90/22,562.68
  6. Step 6: Final answer
    x = 12,776.96

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1.5x scale

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.