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Finding the Fourth Proportional to 17,080.22, 25,618.98 and 5,393.54

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Solution

The fourth proportional to 17,080.22, 25,618.98 and 5,393.54 is: 8,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.22 : 25,618.98 = 5,393.54 : x
  2. Step 2: Convert to fraction form
    17,080.22/25,618.98 = 5,393.54/x
  3. Step 3: Cross multiply
    17,080.22x = 25,618.98 × 5,393.54
  4. Step 4: Simplify right side
    17,080.22x = 138,176,993.39
  5. Step 5: Solve for x
    x = 138,176,993.39/17,080.22
  6. Step 6: Final answer
    x = 8,089.88

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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.