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Finding the Fourth Proportional to 41,879.68, 57,791.80 and 23,013.16

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Solution

The fourth proportional to 41,879.68, 57,791.80 and 23,013.16 is: 31,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,879.68 : 57,791.80 = 23,013.16 : x
  2. Step 2: Convert to fraction form
    41,879.68/57,791.80 = 23,013.16/x
  3. Step 3: Cross multiply
    41,879.68x = 57,791.80 × 23,013.16
  4. Step 4: Simplify right side
    41,879.68x = 1,329,971,940.09
  5. Step 5: Solve for x
    x = 1,329,971,940.09/41,879.68
  6. Step 6: Final answer
    x = 31,756.97

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1.5x scale

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.