Home / 41,862.77-62,789.18-13,775.86

Finding the Fourth Proportional to 41,862.77, 62,789.18 and 13,775.86

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Solution

The fourth proportional to 41,862.77, 62,789.18 and 13,775.86 is: 20,662.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,862.77 : 62,789.18 = 13,775.86 : x
  2. Step 2: Convert to fraction form
    41,862.77/62,789.18 = 13,775.86/x
  3. Step 3: Cross multiply
    41,862.77x = 62,789.18 × 13,775.86
  4. Step 4: Simplify right side
    41,862.77x = 864,974,953.19
  5. Step 5: Solve for x
    x = 864,974,953.19/41,862.77
  6. Step 6: Final answer
    x = 20,662.15

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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.