Home / 38,078.20-57,130.96-17,016.48

Finding the Fourth Proportional to 38,078.20, 57,130.96 and 17,016.48

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Solution

The fourth proportional to 38,078.20, 57,130.96 and 17,016.48 is: 25,530.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.20 : 57,130.96 = 17,016.48 : x
  2. Step 2: Convert to fraction form
    38,078.20/57,130.96 = 17,016.48/x
  3. Step 3: Cross multiply
    38,078.20x = 57,130.96 × 17,016.48
  4. Step 4: Simplify right side
    38,078.20x = 972,167,552.57
  5. Step 5: Solve for x
    x = 972,167,552.57/38,078.20
  6. Step 6: Final answer
    x = 25,530.82

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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.