Home / 18,382.11-27,572.25-5,902.74

Finding the Fourth Proportional to 18,382.11, 27,572.25 and 5,902.74

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Solution

The fourth proportional to 18,382.11, 27,572.25 and 5,902.74 is: 8,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.11 : 27,572.25 = 5,902.74 : x
  2. Step 2: Convert to fraction form
    18,382.11/27,572.25 = 5,902.74/x
  3. Step 3: Cross multiply
    18,382.11x = 27,572.25 × 5,902.74
  4. Step 4: Simplify right side
    18,382.11x = 162,751,948.50
  5. Step 5: Solve for x
    x = 162,751,948.50/18,382.11
  6. Step 6: Final answer
    x = 8,853.82

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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.