Home / 18,251.94-27,382.54-5,104.38

Finding the Fourth Proportional to 18,251.94, 27,382.54 and 5,104.38

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Solution

The fourth proportional to 18,251.94, 27,382.54 and 5,104.38 is: 7,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.94 : 27,382.54 = 5,104.38 : x
  2. Step 2: Convert to fraction form
    18,251.94/27,382.54 = 5,104.38/x
  3. Step 3: Cross multiply
    18,251.94x = 27,382.54 × 5,104.38
  4. Step 4: Simplify right side
    18,251.94x = 139,770,889.53
  5. Step 5: Solve for x
    x = 139,770,889.53/18,251.94
  6. Step 6: Final answer
    x = 7,657.86

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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.