Home / 17,081.12-25,621.68-5,395.26

Finding the Fourth Proportional to 17,081.12, 25,621.68 and 5,395.26

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Solution

The fourth proportional to 17,081.12, 25,621.68 and 5,395.26 is: 8,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.12 : 25,621.68 = 5,395.26 : x
  2. Step 2: Convert to fraction form
    17,081.12/25,621.68 = 5,395.26/x
  3. Step 3: Cross multiply
    17,081.12x = 25,621.68 × 5,395.26
  4. Step 4: Simplify right side
    17,081.12x = 138,235,625.24
  5. Step 5: Solve for x
    x = 138,235,625.24/17,081.12
  6. Step 6: Final answer
    x = 8,092.89

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Similar ratio
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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.