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Finding the Fourth Proportional to 48,382.44, 72,581.88 and 15,101.76

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Solution

The fourth proportional to 48,382.44, 72,581.88 and 15,101.76 is: 22,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382.44 : 72,581.88 = 15,101.76 : x
  2. Step 2: Convert to fraction form
    48,382.44/72,581.88 = 15,101.76/x
  3. Step 3: Cross multiply
    48,382.44x = 72,581.88 × 15,101.76
  4. Step 4: Simplify right side
    48,382.44x = 1,096,114,132.11
  5. Step 5: Solve for x
    x = 1,096,114,132.11/48,382.44
  6. Step 6: Final answer
    x = 22,655.21

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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.