Home / 27,982.49-41,960.57-11,329.85

Finding the Fourth Proportional to 27,982.49, 41,960.57 and 11,329.85

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Solution

The fourth proportional to 27,982.49, 41,960.57 and 11,329.85 is: 16,989.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.49 : 41,960.57 = 11,329.85 : x
  2. Step 2: Convert to fraction form
    27,982.49/41,960.57 = 11,329.85/x
  3. Step 3: Cross multiply
    27,982.49x = 41,960.57 × 11,329.85
  4. Step 4: Simplify right side
    27,982.49x = 475,407,012.27
  5. Step 5: Solve for x
    x = 475,407,012.27/27,982.49
  6. Step 6: Final answer
    x = 16,989.45

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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.