Home / 41,371.68-57,091.20-22,508.76

Finding the Fourth Proportional to 41,371.68, 57,091.20 and 22,508.76

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Solution

The fourth proportional to 41,371.68, 57,091.20 and 22,508.76 is: 31,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,371.68 : 57,091.20 = 22,508.76 : x
  2. Step 2: Convert to fraction form
    41,371.68/57,091.20 = 22,508.76/x
  3. Step 3: Cross multiply
    41,371.68x = 57,091.20 × 22,508.76
  4. Step 4: Simplify right side
    41,371.68x = 1,285,052,118.91
  5. Step 5: Solve for x
    x = 1,285,052,118.91/41,371.68
  6. Step 6: Final answer
    x = 31,061.15

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Find fourth proportional to 20,685.84, 28,545.60 and 11,254.38
Half scale
Find fourth proportional to 82,743.36, 114,182.40 and 45,017.52
Double scale
Find fourth proportional to 41,372.68, 57,092.58 and 22,509.76
Similar ratio
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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.