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Finding the Fourth Proportional to 41,310, 57,007.80 and 22,447.13

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Solution

The fourth proportional to 41,310, 57,007.80 and 22,447.13 is: 30,977.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,310 : 57,007.80 = 22,447.13 : x
  2. Step 2: Convert to fraction form
    41,310/57,007.80 = 22,447.13/x
  3. Step 3: Cross multiply
    41,310x = 57,007.80 × 22,447.13
  4. Step 4: Simplify right side
    41,310x = 1,279,661,212.58
  5. Step 5: Solve for x
    x = 1,279,661,212.58/41,310
  6. Step 6: Final answer
    x = 30,977.03

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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.