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Finding the Fourth Proportional to 22,174.72, 33,253.88 and 9,019.92

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Solution

The fourth proportional to 22,174.72, 33,253.88 and 9,019.92 is: 13,526.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,174.72 : 33,253.88 = 9,019.92 : x
  2. Step 2: Convert to fraction form
    22,174.72/33,253.88 = 9,019.92/x
  3. Step 3: Cross multiply
    22,174.72x = 33,253.88 × 9,019.92
  4. Step 4: Simplify right side
    22,174.72x = 299,947,337.29
  5. Step 5: Solve for x
    x = 299,947,337.29/22,174.72
  6. Step 6: Final answer
    x = 13,526.54

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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.