Home / 17,015.20-25,517.10-7,152.64

Finding the Fourth Proportional to 17,015.20, 25,517.10 and 7,152.64

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Solution

The fourth proportional to 17,015.20, 25,517.10 and 7,152.64 is: 10,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.20 : 25,517.10 = 7,152.64 : x
  2. Step 2: Convert to fraction form
    17,015.20/25,517.10 = 7,152.64/x
  3. Step 3: Cross multiply
    17,015.20x = 25,517.10 × 7,152.64
  4. Step 4: Simplify right side
    17,015.20x = 182,514,630.14
  5. Step 5: Solve for x
    x = 182,514,630.14/17,015.20
  6. Step 6: Final answer
    x = 10,726.56

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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.