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Finding the Fourth Proportional to 41,874.80, 62,798.71 and 13,788.17

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Solution

The fourth proportional to 41,874.80, 62,798.71 and 13,788.17 is: 20,677.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,874.80 : 62,798.71 = 13,788.17 : x
  2. Step 2: Convert to fraction form
    41,874.80/62,798.71 = 13,788.17/x
  3. Step 3: Cross multiply
    41,874.80x = 62,798.71 × 13,788.17
  4. Step 4: Simplify right side
    41,874.80x = 865,879,411.79
  5. Step 5: Solve for x
    x = 865,879,411.79/41,874.80
  6. Step 6: Final answer
    x = 20,677.81

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1.5x scale

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.