Home / 41,613.78-62,408.31-12,031.86

Finding the Fourth Proportional to 41,613.78, 62,408.31 and 12,031.86

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Solution

The fourth proportional to 41,613.78, 62,408.31 and 12,031.86 is: 18,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,613.78 : 62,408.31 = 12,031.86 : x
  2. Step 2: Convert to fraction form
    41,613.78/62,408.31 = 12,031.86/x
  3. Step 3: Cross multiply
    41,613.78x = 62,408.31 × 12,031.86
  4. Step 4: Simplify right side
    41,613.78x = 750,888,048.76
  5. Step 5: Solve for x
    x = 750,888,048.76/41,613.78
  6. Step 6: Final answer
    x = 18,044.22

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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.