Home / 17,251.20-25,878.80-6,159.44

Finding the Fourth Proportional to 17,251.20, 25,878.80 and 6,159.44

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Solution

The fourth proportional to 17,251.20, 25,878.80 and 6,159.44 is: 9,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,251.20 : 25,878.80 = 6,159.44 : x
  2. Step 2: Convert to fraction form
    17,251.20/25,878.80 = 6,159.44/x
  3. Step 3: Cross multiply
    17,251.20x = 25,878.80 × 6,159.44
  4. Step 4: Simplify right side
    17,251.20x = 159,398,915.87
  5. Step 5: Solve for x
    x = 159,398,915.87/17,251.20
  6. Step 6: Final answer
    x = 9,239.87

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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.