Home / 11,663.40-17,475.60-8,194.44

Finding the Fourth Proportional to 11,663.40, 17,475.60 and 8,194.44

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Solution

The fourth proportional to 11,663.40, 17,475.60 and 8,194.44 is: 12,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.40 : 17,475.60 = 8,194.44 : x
  2. Step 2: Convert to fraction form
    11,663.40/17,475.60 = 8,194.44/x
  3. Step 3: Cross multiply
    11,663.40x = 17,475.60 × 8,194.44
  4. Step 4: Simplify right side
    11,663.40x = 143,202,755.66
  5. Step 5: Solve for x
    x = 143,202,755.66/11,663.40
  6. Step 6: Final answer
    x = 12,277.96

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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.