Home / 37,884.38-52,279.97-20,889.23

Finding the Fourth Proportional to 37,884.38, 52,279.97 and 20,889.23

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Solution

The fourth proportional to 37,884.38, 52,279.97 and 20,889.23 is: 28,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,884.38 : 52,279.97 = 20,889.23 : x
  2. Step 2: Convert to fraction form
    37,884.38/52,279.97 = 20,889.23/x
  3. Step 3: Cross multiply
    37,884.38x = 52,279.97 × 20,889.23
  4. Step 4: Simplify right side
    37,884.38x = 1,092,087,951.88
  5. Step 5: Solve for x
    x = 1,092,087,951.88/37,884.38
  6. Step 6: Final answer
    x = 28,826.87

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Double scale
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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.