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Finding the Fourth Proportional to 41,482.80, 62,213.04 and 15,187.68

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Solution

The fourth proportional to 41,482.80, 62,213.04 and 15,187.68 is: 22,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,482.80 : 62,213.04 = 15,187.68 : x
  2. Step 2: Convert to fraction form
    41,482.80/62,213.04 = 15,187.68/x
  3. Step 3: Cross multiply
    41,482.80x = 62,213.04 × 15,187.68
  4. Step 4: Simplify right side
    41,482.80x = 944,871,743.35
  5. Step 5: Solve for x
    x = 944,871,743.35/41,482.80
  6. Step 6: Final answer
    x = 22,777.43

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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.