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Finding the Fourth Proportional to 22,514.76, 33,776.10 and 8,662.68

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Solution

The fourth proportional to 22,514.76, 33,776.10 and 8,662.68 is: 12,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,514.76 : 33,776.10 = 8,662.68 : x
  2. Step 2: Convert to fraction form
    22,514.76/33,776.10 = 8,662.68/x
  3. Step 3: Cross multiply
    22,514.76x = 33,776.10 × 8,662.68
  4. Step 4: Simplify right side
    22,514.76x = 292,591,545.95
  5. Step 5: Solve for x
    x = 292,591,545.95/22,514.76
  6. Step 6: Final answer
    x = 12,995.54

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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.