Home / 40,464.74-55,841.38-22,559.39

Finding the Fourth Proportional to 40,464.74, 55,841.38 and 22,559.39

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Solution

The fourth proportional to 40,464.74, 55,841.38 and 22,559.39 is: 31,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,464.74 : 55,841.38 = 22,559.39 : x
  2. Step 2: Convert to fraction form
    40,464.74/55,841.38 = 22,559.39/x
  3. Step 3: Cross multiply
    40,464.74x = 55,841.38 × 22,559.39
  4. Step 4: Simplify right side
    40,464.74x = 1,259,747,469.56
  5. Step 5: Solve for x
    x = 1,259,747,469.56/40,464.74
  6. Step 6: Final answer
    x = 31,131.98

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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.