Home / 18,183.54-27,275.31-5,035.91

Finding the Fourth Proportional to 18,183.54, 27,275.31 and 5,035.91

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Solution

The fourth proportional to 18,183.54, 27,275.31 and 5,035.91 is: 7,553.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.54 : 27,275.31 = 5,035.91 : x
  2. Step 2: Convert to fraction form
    18,183.54/27,275.31 = 5,035.91/x
  3. Step 3: Cross multiply
    18,183.54x = 27,275.31 × 5,035.91
  4. Step 4: Simplify right side
    18,183.54x = 137,356,006.38
  5. Step 5: Solve for x
    x = 137,356,006.38/18,183.54
  6. Step 6: Final answer
    x = 7,553.87

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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.