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Finding the Fourth Proportional to 41,349.72, 57,062.22 and 22,487

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Solution

The fourth proportional to 41,349.72, 57,062.22 and 22,487 is: 31,031.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,349.72 : 57,062.22 = 22,487 : x
  2. Step 2: Convert to fraction form
    41,349.72/57,062.22 = 22,487/x
  3. Step 3: Cross multiply
    41,349.72x = 57,062.22 × 22,487
  4. Step 4: Simplify right side
    41,349.72x = 1,283,158,141.14
  5. Step 5: Solve for x
    x = 1,283,158,141.14/41,349.72
  6. Step 6: Final answer
    x = 31,031.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.