Home / 37,245.76-51,400.17-20,251.15

Finding the Fourth Proportional to 37,245.76, 51,400.17 and 20,251.15

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Solution

The fourth proportional to 37,245.76, 51,400.17 and 20,251.15 is: 27,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,245.76 : 51,400.17 = 20,251.15 : x
  2. Step 2: Convert to fraction form
    37,245.76/51,400.17 = 20,251.15/x
  3. Step 3: Cross multiply
    37,245.76x = 51,400.17 × 20,251.15
  4. Step 4: Simplify right side
    37,245.76x = 1,040,912,424.20
  5. Step 5: Solve for x
    x = 1,040,912,424.20/37,245.76
  6. Step 6: Final answer
    x = 27,947.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.