Home / 38,078.70-57,131.71-17,016.97

Finding the Fourth Proportional to 38,078.70, 57,131.71 and 17,016.97

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Solution

The fourth proportional to 38,078.70, 57,131.71 and 17,016.97 is: 25,531.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.70 : 57,131.71 = 17,016.97 : x
  2. Step 2: Convert to fraction form
    38,078.70/57,131.71 = 17,016.97/x
  3. Step 3: Cross multiply
    38,078.70x = 57,131.71 × 17,016.97
  4. Step 4: Simplify right side
    38,078.70x = 972,208,595.12
  5. Step 5: Solve for x
    x = 972,208,595.12/38,078.70
  6. Step 6: Final answer
    x = 25,531.56

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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.