Home / 16,788.87-25,183.31-6,917.30

Finding the Fourth Proportional to 16,788.87, 25,183.31 and 6,917.30

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Solution

The fourth proportional to 16,788.87, 25,183.31 and 6,917.30 is: 10,375.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.87 : 25,183.31 = 6,917.30 : x
  2. Step 2: Convert to fraction form
    16,788.87/25,183.31 = 6,917.30/x
  3. Step 3: Cross multiply
    16,788.87x = 25,183.31 × 6,917.30
  4. Step 4: Simplify right side
    16,788.87x = 174,200,444.20
  5. Step 5: Solve for x
    x = 174,200,444.20/16,788.87
  6. Step 6: Final answer
    x = 10,375.95

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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.