Home / 12,727.26-19,091.43-7,793.82

Finding the Fourth Proportional to 12,727.26, 19,091.43 and 7,793.82

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Solution

The fourth proportional to 12,727.26, 19,091.43 and 7,793.82 is: 11,691.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.26 : 19,091.43 = 7,793.82 : x
  2. Step 2: Convert to fraction form
    12,727.26/19,091.43 = 7,793.82/x
  3. Step 3: Cross multiply
    12,727.26x = 19,091.43 × 7,793.82
  4. Step 4: Simplify right side
    12,727.26x = 148,795,168.96
  5. Step 5: Solve for x
    x = 148,795,168.96/12,727.26
  6. Step 6: Final answer
    x = 11,691.06

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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.