Home / 40,067.29-55,242.60-25,701.79

Finding the Fourth Proportional to 40,067.29, 55,242.60 and 25,701.79

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Solution

The fourth proportional to 40,067.29, 55,242.60 and 25,701.79 is: 35,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,067.29 : 55,242.60 = 25,701.79 : x
  2. Step 2: Convert to fraction form
    40,067.29/55,242.60 = 25,701.79/x
  3. Step 3: Cross multiply
    40,067.29x = 55,242.60 × 25,701.79
  4. Step 4: Simplify right side
    40,067.29x = 1,419,833,704.25
  5. Step 5: Solve for x
    x = 1,419,833,704.25/40,067.29
  6. Step 6: Final answer
    x = 35,436.23

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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.