Home / 12,755.66-19,092.56-6,817.73

Finding the Fourth Proportional to 12,755.66, 19,092.56 and 6,817.73

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Solution

The fourth proportional to 12,755.66, 19,092.56 and 6,817.73 is: 10,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,755.66 : 19,092.56 = 6,817.73 : x
  2. Step 2: Convert to fraction form
    12,755.66/19,092.56 = 6,817.73/x
  3. Step 3: Cross multiply
    12,755.66x = 19,092.56 × 6,817.73
  4. Step 4: Simplify right side
    12,755.66x = 130,167,789.54
  5. Step 5: Solve for x
    x = 130,167,789.54/12,755.66
  6. Step 6: Final answer
    x = 10,204.71

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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.