Home / 41,854.62-62,781.08-12,271.80

Finding the Fourth Proportional to 41,854.62, 62,781.08 and 12,271.80

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Solution

The fourth proportional to 41,854.62, 62,781.08 and 12,271.80 is: 18,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,854.62 : 62,781.08 = 12,271.80 : x
  2. Step 2: Convert to fraction form
    41,854.62/62,781.08 = 12,271.80/x
  3. Step 3: Cross multiply
    41,854.62x = 62,781.08 × 12,271.80
  4. Step 4: Simplify right side
    41,854.62x = 770,437,031.61
  5. Step 5: Solve for x
    x = 770,437,031.61/41,854.62
  6. Step 6: Final answer
    x = 18,407.45

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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.