Home / 41,167.72-61,761.14-21,169.66

Finding the Fourth Proportional to 41,167.72, 61,761.14 and 21,169.66

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Solution

The fourth proportional to 41,167.72, 61,761.14 and 21,169.66 is: 31,759.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,167.72 : 61,761.14 = 21,169.66 : x
  2. Step 2: Convert to fraction form
    41,167.72/61,761.14 = 21,169.66/x
  3. Step 3: Cross multiply
    41,167.72x = 61,761.14 × 21,169.66
  4. Step 4: Simplify right side
    41,167.72x = 1,307,462,335.01
  5. Step 5: Solve for x
    x = 1,307,462,335.01/41,167.72
  6. Step 6: Final answer
    x = 31,759.41

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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.