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Finding the Fourth Proportional to 41,874.21, 62,821.03 and 13,793.26

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Solution

The fourth proportional to 41,874.21, 62,821.03 and 13,793.26 is: 20,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,874.21 : 62,821.03 = 13,793.26 : x
  2. Step 2: Convert to fraction form
    41,874.21/62,821.03 = 13,793.26/x
  3. Step 3: Cross multiply
    41,874.21x = 62,821.03 × 13,793.26
  4. Step 4: Simplify right side
    41,874.21x = 866,506,660.45
  5. Step 5: Solve for x
    x = 866,506,660.45/41,874.21
  6. Step 6: Final answer
    x = 20,693.09

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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.