Home / 38,126.92-57,201.96-18,401.80

Finding the Fourth Proportional to 38,126.92, 57,201.96 and 18,401.80

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Solution

The fourth proportional to 38,126.92, 57,201.96 and 18,401.80 is: 27,608.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,126.92 : 57,201.96 = 18,401.80 : x
  2. Step 2: Convert to fraction form
    38,126.92/57,201.96 = 18,401.80/x
  3. Step 3: Cross multiply
    38,126.92x = 57,201.96 × 18,401.80
  4. Step 4: Simplify right side
    38,126.92x = 1,052,619,027.53
  5. Step 5: Solve for x
    x = 1,052,619,027.53/38,126.92
  6. Step 6: Final answer
    x = 27,608.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.