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Finding the Fourth Proportional to 41,887.88, 62,833.88 and 13,807.83

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Solution

The fourth proportional to 41,887.88, 62,833.88 and 13,807.83 is: 20,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,887.88 : 62,833.88 = 13,807.83 : x
  2. Step 2: Convert to fraction form
    41,887.88/62,833.88 = 13,807.83/x
  3. Step 3: Cross multiply
    41,887.88x = 62,833.88 × 13,807.83
  4. Step 4: Simplify right side
    41,887.88x = 867,599,460.68
  5. Step 5: Solve for x
    x = 867,599,460.68/41,887.88
  6. Step 6: Final answer
    x = 20,712.42

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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.