Home / 17,080.20-25,634.70-8,322.60

Finding the Fourth Proportional to 17,080.20, 25,634.70 and 8,322.60

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Solution

The fourth proportional to 17,080.20, 25,634.70 and 8,322.60 is: 12,490.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.20 : 25,634.70 = 8,322.60 : x
  2. Step 2: Convert to fraction form
    17,080.20/25,634.70 = 8,322.60/x
  3. Step 3: Cross multiply
    17,080.20x = 25,634.70 × 8,322.60
  4. Step 4: Simplify right side
    17,080.20x = 213,347,354.22
  5. Step 5: Solve for x
    x = 213,347,354.22/17,080.20
  6. Step 6: Final answer
    x = 12,490.92

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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.