Home / 41,631.78-57,452.31-22,768.50

Finding the Fourth Proportional to 41,631.78, 57,452.31 and 22,768.50

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Solution

The fourth proportional to 41,631.78, 57,452.31 and 22,768.50 is: 31,420.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,631.78 : 57,452.31 = 22,768.50 : x
  2. Step 2: Convert to fraction form
    41,631.78/57,452.31 = 22,768.50/x
  3. Step 3: Cross multiply
    41,631.78x = 57,452.31 × 22,768.50
  4. Step 4: Simplify right side
    41,631.78x = 1,308,102,920.24
  5. Step 5: Solve for x
    x = 1,308,102,920.24/41,631.78
  6. Step 6: Final answer
    x = 31,420.78

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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.