Home / 27,377.52-41,049.90-13,309.86

Finding the Fourth Proportional to 27,377.52, 41,049.90 and 13,309.86

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Solution

The fourth proportional to 27,377.52, 41,049.90 and 13,309.86 is: 19,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377.52 : 41,049.90 = 13,309.86 : x
  2. Step 2: Convert to fraction form
    27,377.52/41,049.90 = 13,309.86/x
  3. Step 3: Cross multiply
    27,377.52x = 41,049.90 × 13,309.86
  4. Step 4: Simplify right side
    27,377.52x = 546,368,422.01
  5. Step 5: Solve for x
    x = 546,368,422.01/27,377.52
  6. Step 6: Final answer
    x = 19,956.83

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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.