Home / 38,308.20-57,462.42-12,010.68

Finding the Fourth Proportional to 38,308.20, 57,462.42 and 12,010.68

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Solution

The fourth proportional to 38,308.20, 57,462.42 and 12,010.68 is: 18,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,308.20 : 57,462.42 = 12,010.68 : x
  2. Step 2: Convert to fraction form
    38,308.20/57,462.42 = 12,010.68/x
  3. Step 3: Cross multiply
    38,308.20x = 57,462.42 × 12,010.68
  4. Step 4: Simplify right side
    38,308.20x = 690,162,738.65
  5. Step 5: Solve for x
    x = 690,162,738.65/38,308.20
  6. Step 6: Final answer
    x = 18,016.06

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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.