Home / 41,934.60-62,913.65-12,351.78

Finding the Fourth Proportional to 41,934.60, 62,913.65 and 12,351.78

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Solution

The fourth proportional to 41,934.60, 62,913.65 and 12,351.78 is: 18,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,934.60 : 62,913.65 = 12,351.78 : x
  2. Step 2: Convert to fraction form
    41,934.60/62,913.65 = 12,351.78/x
  3. Step 3: Cross multiply
    41,934.60x = 62,913.65 × 12,351.78
  4. Step 4: Simplify right side
    41,934.60x = 777,095,502.04
  5. Step 5: Solve for x
    x = 777,095,502.04/41,934.60
  6. Step 6: Final answer
    x = 18,531.13

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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.