Home / 41,430.30-62,154.45-15,135

Finding the Fourth Proportional to 41,430.30, 62,154.45 and 15,135

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Solution

The fourth proportional to 41,430.30, 62,154.45 and 15,135 is: 22,705.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,430.30 : 62,154.45 = 15,135 : x
  2. Step 2: Convert to fraction form
    41,430.30/62,154.45 = 15,135/x
  3. Step 3: Cross multiply
    41,430.30x = 62,154.45 × 15,135
  4. Step 4: Simplify right side
    41,430.30x = 940,707,600.75
  5. Step 5: Solve for x
    x = 940,707,600.75/41,430.30
  6. Step 6: Final answer
    x = 22,705.79

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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.