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Finding the Fourth Proportional to 41,940.84, 57,879.93 and 24,039.30

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Solution

The fourth proportional to 41,940.84, 57,879.93 and 24,039.30 is: 33,175.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.84 : 57,879.93 = 24,039.30 : x
  2. Step 2: Convert to fraction form
    41,940.84/57,879.93 = 24,039.30/x
  3. Step 3: Cross multiply
    41,940.84x = 57,879.93 × 24,039.30
  4. Step 4: Simplify right side
    41,940.84x = 1,391,393,001.25
  5. Step 5: Solve for x
    x = 1,391,393,001.25/41,940.84
  6. Step 6: Final answer
    x = 33,175.13

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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.