Home / 38,202.09-57,306.29-11,906.83

Finding the Fourth Proportional to 38,202.09, 57,306.29 and 11,906.83

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Solution

The fourth proportional to 38,202.09, 57,306.29 and 11,906.83 is: 17,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,202.09 : 57,306.29 = 11,906.83 : x
  2. Step 2: Convert to fraction form
    38,202.09/57,306.29 = 11,906.83/x
  3. Step 3: Cross multiply
    38,202.09x = 57,306.29 × 11,906.83
  4. Step 4: Simplify right side
    38,202.09x = 682,335,906.90
  5. Step 5: Solve for x
    x = 682,335,906.90/38,202.09
  6. Step 6: Final answer
    x = 17,861.22

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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.