Home / 41,867.20-62,806.25-13,790.13

Finding the Fourth Proportional to 41,867.20, 62,806.25 and 13,790.13

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Solution

The fourth proportional to 41,867.20, 62,806.25 and 13,790.13 is: 20,686.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,867.20 : 62,806.25 = 13,790.13 : x
  2. Step 2: Convert to fraction form
    41,867.20/62,806.25 = 13,790.13/x
  3. Step 3: Cross multiply
    41,867.20x = 62,806.25 × 13,790.13
  4. Step 4: Simplify right side
    41,867.20x = 866,106,352.31
  5. Step 5: Solve for x
    x = 866,106,352.31/41,867.20
  6. Step 6: Final answer
    x = 20,686.99

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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.