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Finding the Fourth Proportional to 22,500.40, 33,747.64 and 5,861.64

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Solution

The fourth proportional to 22,500.40, 33,747.64 and 5,861.64 is: 8,791.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500.40 : 33,747.64 = 5,861.64 : x
  2. Step 2: Convert to fraction form
    22,500.40/33,747.64 = 5,861.64/x
  3. Step 3: Cross multiply
    22,500.40x = 33,747.64 × 5,861.64
  4. Step 4: Simplify right side
    22,500.40x = 197,816,516.53
  5. Step 5: Solve for x
    x = 197,816,516.53/22,500.40
  6. Step 6: Final answer
    x = 8,791.69

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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.