Home / 41,380.50-57,105.09-22,517.76

Finding the Fourth Proportional to 41,380.50, 57,105.09 and 22,517.76

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Solution

The fourth proportional to 41,380.50, 57,105.09 and 22,517.76 is: 31,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,380.50 : 57,105.09 = 22,517.76 : x
  2. Step 2: Convert to fraction form
    41,380.50/57,105.09 = 22,517.76/x
  3. Step 3: Cross multiply
    41,380.50x = 57,105.09 × 22,517.76
  4. Step 4: Simplify right side
    41,380.50x = 1,285,878,711.40
  5. Step 5: Solve for x
    x = 1,285,878,711.40/41,380.50
  6. Step 6: Final answer
    x = 31,074.51

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Half scale
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Double scale
Find fourth proportional to 41,381.50, 57,106.47 and 22,518.76
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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.