Home / 41,049.20-61,565.00-12,971.43

Finding the Fourth Proportional to 41,049.20, 61,565.00 and 12,971.43

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Solution

The fourth proportional to 41,049.20, 61,565.00 and 12,971.43 is: 19,454.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,049.20 : 61,565.00 = 12,971.43 : x
  2. Step 2: Convert to fraction form
    41,049.20/61,565.00 = 12,971.43/x
  3. Step 3: Cross multiply
    41,049.20x = 61,565.00 × 12,971.43
  4. Step 4: Simplify right side
    41,049.20x = 798,586,023.09
  5. Step 5: Solve for x
    x = 798,586,023.09/41,049.20
  6. Step 6: Final answer
    x = 19,454.36

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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.