Home / 18,329.82-27,499.32-10,007.61

Finding the Fourth Proportional to 18,329.82, 27,499.32 and 10,007.61

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Solution

The fourth proportional to 18,329.82, 27,499.32 and 10,007.61 is: 15,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.82 : 27,499.32 = 10,007.61 : x
  2. Step 2: Convert to fraction form
    18,329.82/27,499.32 = 10,007.61/x
  3. Step 3: Cross multiply
    18,329.82x = 27,499.32 × 10,007.61
  4. Step 4: Simplify right side
    18,329.82x = 275,202,469.83
  5. Step 5: Solve for x
    x = 275,202,469.83/18,329.82
  6. Step 6: Final answer
    x = 15,013.92

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1.5x scale

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.