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Finding the Fourth Proportional to 17,600.95, 26,404 and 5,119.36

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Solution

The fourth proportional to 17,600.95, 26,404 and 5,119.36 is: 7,679.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.95 : 26,404 = 5,119.36 : x
  2. Step 2: Convert to fraction form
    17,600.95/26,404 = 5,119.36/x
  3. Step 3: Cross multiply
    17,600.95x = 26,404 × 5,119.36
  4. Step 4: Simplify right side
    17,600.95x = 135,171,581.44
  5. Step 5: Solve for x
    x = 135,171,581.44/17,600.95
  6. Step 6: Final answer
    x = 7,679.79

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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.