Home / 48,713.52-73,066.14-15,428.73

Finding the Fourth Proportional to 48,713.52, 73,066.14 and 15,428.73

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Solution

The fourth proportional to 48,713.52, 73,066.14 and 15,428.73 is: 23,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,713.52 : 73,066.14 = 15,428.73 : x
  2. Step 2: Convert to fraction form
    48,713.52/73,066.14 = 15,428.73/x
  3. Step 3: Cross multiply
    48,713.52x = 73,066.14 × 15,428.73
  4. Step 4: Simplify right side
    48,713.52x = 1,127,317,746.20
  5. Step 5: Solve for x
    x = 1,127,317,746.20/48,713.52
  6. Step 6: Final answer
    x = 23,141.78

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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.