Home / 37,876.82-52,273.11-20,882.61

Finding the Fourth Proportional to 37,876.82, 52,273.11 and 20,882.61

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Solution

The fourth proportional to 37,876.82, 52,273.11 and 20,882.61 is: 28,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,876.82 : 52,273.11 = 20,882.61 : x
  2. Step 2: Convert to fraction form
    37,876.82/52,273.11 = 20,882.61/x
  3. Step 3: Cross multiply
    37,876.82x = 52,273.11 × 20,882.61
  4. Step 4: Simplify right side
    37,876.82x = 1,091,599,047.93
  5. Step 5: Solve for x
    x = 1,091,599,047.93/37,876.82
  6. Step 6: Final answer
    x = 28,819.72

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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.