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Finding the Fourth Proportional to 11,793.94, 17,636.22 and 9,131.26

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Solution

The fourth proportional to 11,793.94, 17,636.22 and 9,131.26 is: 13,654.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.94 : 17,636.22 = 9,131.26 : x
  2. Step 2: Convert to fraction form
    11,793.94/17,636.22 = 9,131.26/x
  3. Step 3: Cross multiply
    11,793.94x = 17,636.22 × 9,131.26
  4. Step 4: Simplify right side
    11,793.94x = 161,040,910.24
  5. Step 5: Solve for x
    x = 161,040,910.24/11,793.94
  6. Step 6: Final answer
    x = 13,654.55

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1.5x scale

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.