Home / 48,716.92-73,067.14-13,648.51

Finding the Fourth Proportional to 48,716.92, 73,067.14 and 13,648.51

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Solution

The fourth proportional to 48,716.92, 73,067.14 and 13,648.51 is: 20,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,716.92 : 73,067.14 = 13,648.51 : x
  2. Step 2: Convert to fraction form
    48,716.92/73,067.14 = 13,648.51/x
  3. Step 3: Cross multiply
    48,716.92x = 73,067.14 × 13,648.51
  4. Step 4: Simplify right side
    48,716.92x = 997,257,157.38
  5. Step 5: Solve for x
    x = 997,257,157.38/48,716.92
  6. Step 6: Final answer
    x = 20,470.45

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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.