Home / 41,887.28-62,840.18-13,806.20

Finding the Fourth Proportional to 41,887.28, 62,840.18 and 13,806.20

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Solution

The fourth proportional to 41,887.28, 62,840.18 and 13,806.20 is: 20,712.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,887.28 : 62,840.18 = 13,806.20 : x
  2. Step 2: Convert to fraction form
    41,887.28/62,840.18 = 13,806.20/x
  3. Step 3: Cross multiply
    41,887.28x = 62,840.18 × 13,806.20
  4. Step 4: Simplify right side
    41,887.28x = 867,584,284.73
  5. Step 5: Solve for x
    x = 867,584,284.73/41,887.28
  6. Step 6: Final answer
    x = 20,712.36

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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.