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Finding the Fourth Proportional to 17,600.96, 26,404.01 and 5,119.37

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Solution

The fourth proportional to 17,600.96, 26,404.01 and 5,119.37 is: 7,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.96 : 26,404.01 = 5,119.37 : x
  2. Step 2: Convert to fraction form
    17,600.96/26,404.01 = 5,119.37/x
  3. Step 3: Cross multiply
    17,600.96x = 26,404.01 × 5,119.37
  4. Step 4: Simplify right side
    17,600.96x = 135,171,739.06
  5. Step 5: Solve for x
    x = 135,171,739.06/17,600.96
  6. Step 6: Final answer
    x = 7,679.80

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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.