Home / 17,085.68-25,628.44-5,398.88

Finding the Fourth Proportional to 17,085.68, 25,628.44 and 5,398.88

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Solution

The fourth proportional to 17,085.68, 25,628.44 and 5,398.88 is: 8,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.68 : 25,628.44 = 5,398.88 : x
  2. Step 2: Convert to fraction form
    17,085.68/25,628.44 = 5,398.88/x
  3. Step 3: Cross multiply
    17,085.68x = 25,628.44 × 5,398.88
  4. Step 4: Simplify right side
    17,085.68x = 138,364,872.15
  5. Step 5: Solve for x
    x = 138,364,872.15/17,085.68
  6. Step 6: Final answer
    x = 8,098.29

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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.