Home / 16,942.58-25,414.60-5,255.54

Finding the Fourth Proportional to 16,942.58, 25,414.60 and 5,255.54

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Solution

The fourth proportional to 16,942.58, 25,414.60 and 5,255.54 is: 7,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.58 : 25,414.60 = 5,255.54 : x
  2. Step 2: Convert to fraction form
    16,942.58/25,414.60 = 5,255.54/x
  3. Step 3: Cross multiply
    16,942.58x = 25,414.60 × 5,255.54
  4. Step 4: Simplify right side
    16,942.58x = 133,567,446.88
  5. Step 5: Solve for x
    x = 133,567,446.88/16,942.58
  6. Step 6: Final answer
    x = 7,883.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.