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Finding the Fourth Proportional to 22,267.89, 33,398.73 and 5,626.89

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Solution

The fourth proportional to 22,267.89, 33,398.73 and 5,626.89 is: 8,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.89 : 33,398.73 = 5,626.89 : x
  2. Step 2: Convert to fraction form
    22,267.89/33,398.73 = 5,626.89/x
  3. Step 3: Cross multiply
    22,267.89x = 33,398.73 × 5,626.89
  4. Step 4: Simplify right side
    22,267.89x = 187,930,979.85
  5. Step 5: Solve for x
    x = 187,930,979.85/22,267.89
  6. Step 6: Final answer
    x = 8,439.55

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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.