Home / 18,282.96-25,229.28-10,326

Finding the Fourth Proportional to 18,282.96, 25,229.28 and 10,326

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Solution

The fourth proportional to 18,282.96, 25,229.28 and 10,326 is: 14,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282.96 : 25,229.28 = 10,326 : x
  2. Step 2: Convert to fraction form
    18,282.96/25,229.28 = 10,326/x
  3. Step 3: Cross multiply
    18,282.96x = 25,229.28 × 10,326
  4. Step 4: Simplify right side
    18,282.96x = 260,517,545.28
  5. Step 5: Solve for x
    x = 260,517,545.28/18,282.96
  6. Step 6: Final answer
    x = 14,249.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.