Home / 17,221.97-25,827.45-6,691.25

Finding the Fourth Proportional to 17,221.97, 25,827.45 and 6,691.25

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Solution

The fourth proportional to 17,221.97, 25,827.45 and 6,691.25 is: 10,034.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.97 : 25,827.45 = 6,691.25 : x
  2. Step 2: Convert to fraction form
    17,221.97/25,827.45 = 6,691.25/x
  3. Step 3: Cross multiply
    17,221.97x = 25,827.45 × 6,691.25
  4. Step 4: Simplify right side
    17,221.97x = 172,817,924.81
  5. Step 5: Solve for x
    x = 172,817,924.81/17,221.97
  6. Step 6: Final answer
    x = 10,034.74

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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.