Home / 41,213.60-61,825.24-13,123.82

Finding the Fourth Proportional to 41,213.60, 61,825.24 and 13,123.82

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Solution

The fourth proportional to 41,213.60, 61,825.24 and 13,123.82 is: 19,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,213.60 : 61,825.24 = 13,123.82 : x
  2. Step 2: Convert to fraction form
    41,213.60/61,825.24 = 13,123.82/x
  3. Step 3: Cross multiply
    41,213.60x = 61,825.24 × 13,123.82
  4. Step 4: Simplify right side
    41,213.60x = 811,383,321.22
  5. Step 5: Solve for x
    x = 811,383,321.22/41,213.60
  6. Step 6: Final answer
    x = 19,687.27

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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.