Home / 18,260.20-27,394.41-5,780.97

Finding the Fourth Proportional to 18,260.20, 27,394.41 and 5,780.97

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Solution

The fourth proportional to 18,260.20, 27,394.41 and 5,780.97 is: 8,672.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260.20 : 27,394.41 = 5,780.97 : x
  2. Step 2: Convert to fraction form
    18,260.20/27,394.41 = 5,780.97/x
  3. Step 3: Cross multiply
    18,260.20x = 27,394.41 × 5,780.97
  4. Step 4: Simplify right side
    18,260.20x = 158,366,262.38
  5. Step 5: Solve for x
    x = 158,366,262.38/18,260.20
  6. Step 6: Final answer
    x = 8,672.76

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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.