Home / 40,162.88-55,399.62-25,841.37

Finding the Fourth Proportional to 40,162.88, 55,399.62 and 25,841.37

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Solution

The fourth proportional to 40,162.88, 55,399.62 and 25,841.37 is: 35,644.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.88 : 55,399.62 = 25,841.37 : x
  2. Step 2: Convert to fraction form
    40,162.88/55,399.62 = 25,841.37/x
  3. Step 3: Cross multiply
    40,162.88x = 55,399.62 × 25,841.37
  4. Step 4: Simplify right side
    40,162.88x = 1,431,602,078.28
  5. Step 5: Solve for x
    x = 1,431,602,078.28/40,162.88
  6. Step 6: Final answer
    x = 35,644.90

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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.