Home / 41,640.42-62,467.09-13,553.87

Finding the Fourth Proportional to 41,640.42, 62,467.09 and 13,553.87

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Solution

The fourth proportional to 41,640.42, 62,467.09 and 13,553.87 is: 20,332.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,640.42 : 62,467.09 = 13,553.87 : x
  2. Step 2: Convert to fraction form
    41,640.42/62,467.09 = 13,553.87/x
  3. Step 3: Cross multiply
    41,640.42x = 62,467.09 × 13,553.87
  4. Step 4: Simplify right side
    41,640.42x = 846,670,822.30
  5. Step 5: Solve for x
    x = 846,670,822.30/41,640.42
  6. Step 6: Final answer
    x = 20,332.91

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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.