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Finding the Fourth Proportional to 17,394.08, 26,091.20 and 5,082.08

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Solution

The fourth proportional to 17,394.08, 26,091.20 and 5,082.08 is: 7,623.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,394.08 : 26,091.20 = 5,082.08 : x
  2. Step 2: Convert to fraction form
    17,394.08/26,091.20 = 5,082.08/x
  3. Step 3: Cross multiply
    17,394.08x = 26,091.20 × 5,082.08
  4. Step 4: Simplify right side
    17,394.08x = 132,597,565.70
  5. Step 5: Solve for x
    x = 132,597,565.70/17,394.08
  6. Step 6: Final answer
    x = 7,623.14

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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.