Home / 38,079.20-57,132.46-17,017.48

Finding the Fourth Proportional to 38,079.20, 57,132.46 and 17,017.48

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Solution

The fourth proportional to 38,079.20, 57,132.46 and 17,017.48 is: 25,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,079.20 : 57,132.46 = 17,017.48 : x
  2. Step 2: Convert to fraction form
    38,079.20/57,132.46 = 17,017.48/x
  3. Step 3: Cross multiply
    38,079.20x = 57,132.46 × 17,017.48
  4. Step 4: Simplify right side
    38,079.20x = 972,250,495.40
  5. Step 5: Solve for x
    x = 972,250,495.40/38,079.20
  6. Step 6: Final answer
    x = 25,532.32

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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.