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Finding the Fourth Proportional to 41,879.70, 57,792.78 and 23,974.08

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Solution

The fourth proportional to 41,879.70, 57,792.78 and 23,974.08 is: 33,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,879.70 : 57,792.78 = 23,974.08 : x
  2. Step 2: Convert to fraction form
    41,879.70/57,792.78 = 23,974.08/x
  3. Step 3: Cross multiply
    41,879.70x = 57,792.78 × 23,974.08
  4. Step 4: Simplify right side
    41,879.70x = 1,385,528,731.14
  5. Step 5: Solve for x
    x = 1,385,528,731.14/41,879.70
  6. Step 6: Final answer
    x = 33,083.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.