Home / 17,153.04-25,711.68-8,375.88

Finding the Fourth Proportional to 17,153.04, 25,711.68 and 8,375.88

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Solution

The fourth proportional to 17,153.04, 25,711.68 and 8,375.88 is: 12,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.04 : 25,711.68 = 8,375.88 : x
  2. Step 2: Convert to fraction form
    17,153.04/25,711.68 = 8,375.88/x
  3. Step 3: Cross multiply
    17,153.04x = 25,711.68 × 8,375.88
  4. Step 4: Simplify right side
    17,153.04x = 215,357,946.28
  5. Step 5: Solve for x
    x = 215,357,946.28/17,153.04
  6. Step 6: Final answer
    x = 12,555.09

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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.