Home / 41,853.20-62,721.48-31,452.80

Finding the Fourth Proportional to 41,853.20, 62,721.48 and 31,452.80

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Solution

The fourth proportional to 41,853.20, 62,721.48 and 31,452.80 is: 47,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,853.20 : 62,721.48 = 31,452.80 : x
  2. Step 2: Convert to fraction form
    41,853.20/62,721.48 = 31,452.80/x
  3. Step 3: Cross multiply
    41,853.20x = 62,721.48 × 31,452.80
  4. Step 4: Simplify right side
    41,853.20x = 1,972,766,166.14
  5. Step 5: Solve for x
    x = 1,972,766,166.14/41,853.20
  6. Step 6: Final answer
    x = 47,135.37

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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.