Home / 38,382.52-57,517.78-17,009.45

Finding the Fourth Proportional to 38,382.52, 57,517.78 and 17,009.45

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Solution

The fourth proportional to 38,382.52, 57,517.78 and 17,009.45 is: 25,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,382.52 : 57,517.78 = 17,009.45 : x
  2. Step 2: Convert to fraction form
    38,382.52/57,517.78 = 17,009.45/x
  3. Step 3: Cross multiply
    38,382.52x = 57,517.78 × 17,009.45
  4. Step 4: Simplify right side
    38,382.52x = 978,345,717.97
  5. Step 5: Solve for x
    x = 978,345,717.97/38,382.52
  6. Step 6: Final answer
    x = 25,489.36

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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.