Home / 11,371.39-17,027.01-8,894.61

Finding the Fourth Proportional to 11,371.39, 17,027.01 and 8,894.61

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Solution

The fourth proportional to 11,371.39, 17,027.01 and 8,894.61 is: 13,318.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.39 : 17,027.01 = 8,894.61 : x
  2. Step 2: Convert to fraction form
    11,371.39/17,027.01 = 8,894.61/x
  3. Step 3: Cross multiply
    11,371.39x = 17,027.01 × 8,894.61
  4. Step 4: Simplify right side
    11,371.39x = 151,448,613.42
  5. Step 5: Solve for x
    x = 151,448,613.42/11,371.39
  6. Step 6: Final answer
    x = 13,318.39

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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.