Home / 16,972.97-25,450.20-5,878.73

Finding the Fourth Proportional to 16,972.97, 25,450.20 and 5,878.73

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Solution

The fourth proportional to 16,972.97, 25,450.20 and 5,878.73 is: 8,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.97 : 25,450.20 = 5,878.73 : x
  2. Step 2: Convert to fraction form
    16,972.97/25,450.20 = 5,878.73/x
  3. Step 3: Cross multiply
    16,972.97x = 25,450.20 × 5,878.73
  4. Step 4: Simplify right side
    16,972.97x = 149,614,917.87
  5. Step 5: Solve for x
    x = 149,614,917.87/16,972.97
  6. Step 6: Final answer
    x = 8,814.90

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1.5x scale

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.