Home / 27,403.38-41,049.90-12,591.72

Finding the Fourth Proportional to 27,403.38, 41,049.90 and 12,591.72

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Solution

The fourth proportional to 27,403.38, 41,049.90 and 12,591.72 is: 18,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,403.38 : 41,049.90 = 12,591.72 : x
  2. Step 2: Convert to fraction form
    27,403.38/41,049.90 = 12,591.72/x
  3. Step 3: Cross multiply
    27,403.38x = 41,049.90 × 12,591.72
  4. Step 4: Simplify right side
    27,403.38x = 516,888,846.83
  5. Step 5: Solve for x
    x = 516,888,846.83/27,403.38
  6. Step 6: Final answer
    x = 18,862.23

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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.