Home / 41,252.72-61,881.56-11,672.80

Finding the Fourth Proportional to 41,252.72, 61,881.56 and 11,672.80

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Solution

The fourth proportional to 41,252.72, 61,881.56 and 11,672.80 is: 17,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,252.72 : 61,881.56 = 11,672.80 : x
  2. Step 2: Convert to fraction form
    41,252.72/61,881.56 = 11,672.80/x
  3. Step 3: Cross multiply
    41,252.72x = 61,881.56 × 11,672.80
  4. Step 4: Simplify right side
    41,252.72x = 722,331,073.57
  5. Step 5: Solve for x
    x = 722,331,073.57/41,252.72
  6. Step 6: Final answer
    x = 17,509.90

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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.