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Finding the Fourth Proportional to 22,269.38, 33,404.27 and 6,687

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Solution

The fourth proportional to 22,269.38, 33,404.27 and 6,687 is: 10,030.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.38 : 33,404.27 = 6,687 : x
  2. Step 2: Convert to fraction form
    22,269.38/33,404.27 = 6,687/x
  3. Step 3: Cross multiply
    22,269.38x = 33,404.27 × 6,687
  4. Step 4: Simplify right side
    22,269.38x = 223,374,320.06
  5. Step 5: Solve for x
    x = 223,374,320.06/22,269.38
  6. Step 6: Final answer
    x = 10,030.56

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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.