Home / 41,983.79-62,979.26-11,998.53

Finding the Fourth Proportional to 41,983.79, 62,979.26 and 11,998.53

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Solution

The fourth proportional to 41,983.79, 62,979.26 and 11,998.53 is: 17,998.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,983.79 : 62,979.26 = 11,998.53 : x
  2. Step 2: Convert to fraction form
    41,983.79/62,979.26 = 11,998.53/x
  3. Step 3: Cross multiply
    41,983.79x = 62,979.26 × 11,998.53
  4. Step 4: Simplify right side
    41,983.79x = 755,658,480.50
  5. Step 5: Solve for x
    x = 755,658,480.50/41,983.79
  6. Step 6: Final answer
    x = 17,998.82

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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.