Home / 17,081.82-25,623.95-5,394.94

Finding the Fourth Proportional to 17,081.82, 25,623.95 and 5,394.94

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Solution

The fourth proportional to 17,081.82, 25,623.95 and 5,394.94 is: 8,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.82 : 25,623.95 = 5,394.94 : x
  2. Step 2: Convert to fraction form
    17,081.82/25,623.95 = 5,394.94/x
  3. Step 3: Cross multiply
    17,081.82x = 25,623.95 × 5,394.94
  4. Step 4: Simplify right side
    17,081.82x = 138,239,581.78
  5. Step 5: Solve for x
    x = 138,239,581.78/17,081.82
  6. Step 6: Final answer
    x = 8,092.79

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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.