Home / 18,562.11-27,838.92-11,067.79

Finding the Fourth Proportional to 18,562.11, 27,838.92 and 11,067.79

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Solution

The fourth proportional to 18,562.11, 27,838.92 and 11,067.79 is: 16,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.11 : 27,838.92 = 11,067.79 : x
  2. Step 2: Convert to fraction form
    18,562.11/27,838.92 = 11,067.79/x
  3. Step 3: Cross multiply
    18,562.11x = 27,838.92 × 11,067.79
  4. Step 4: Simplify right side
    18,562.11x = 308,115,320.39
  5. Step 5: Solve for x
    x = 308,115,320.39/18,562.11
  6. Step 6: Final answer
    x = 16,599.15

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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.