Home / 40,489.89-60,773.76-19,727.97

Finding the Fourth Proportional to 40,489.89, 60,773.76 and 19,727.97

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Solution

The fourth proportional to 40,489.89, 60,773.76 and 19,727.97 is: 29,610.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,489.89 : 60,773.76 = 19,727.97 : x
  2. Step 2: Convert to fraction form
    40,489.89/60,773.76 = 19,727.97/x
  3. Step 3: Cross multiply
    40,489.89x = 60,773.76 × 19,727.97
  4. Step 4: Simplify right side
    40,489.89x = 1,198,942,914.07
  5. Step 5: Solve for x
    x = 1,198,942,914.07/40,489.89
  6. Step 6: Final answer
    x = 29,610.92

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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.