Home / 41,853.89-62,781.35-12,272.31

Finding the Fourth Proportional to 41,853.89, 62,781.35 and 12,272.31

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Solution

The fourth proportional to 41,853.89, 62,781.35 and 12,272.31 is: 18,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,853.89 : 62,781.35 = 12,272.31 : x
  2. Step 2: Convert to fraction form
    41,853.89/62,781.35 = 12,272.31/x
  3. Step 3: Cross multiply
    41,853.89x = 62,781.35 × 12,272.31
  4. Step 4: Simplify right side
    41,853.89x = 770,472,189.42
  5. Step 5: Solve for x
    x = 770,472,189.42/41,853.89
  6. Step 6: Final answer
    x = 18,408.62

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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.