Home / 38,247.68-57,351.71-17,169.56

Finding the Fourth Proportional to 38,247.68, 57,351.71 and 17,169.56

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Solution

The fourth proportional to 38,247.68, 57,351.71 and 17,169.56 is: 25,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247.68 : 57,351.71 = 17,169.56 : x
  2. Step 2: Convert to fraction form
    38,247.68/57,351.71 = 17,169.56/x
  3. Step 3: Cross multiply
    38,247.68x = 57,351.71 × 17,169.56
  4. Step 4: Simplify right side
    38,247.68x = 984,703,540.10
  5. Step 5: Solve for x
    x = 984,703,540.10/38,247.68
  6. Step 6: Final answer
    x = 25,745.45

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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.