Home / 16,786.96-25,183.41-6,920.83

Finding the Fourth Proportional to 16,786.96, 25,183.41 and 6,920.83

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Solution

The fourth proportional to 16,786.96, 25,183.41 and 6,920.83 is: 10,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.96 : 25,183.41 = 6,920.83 : x
  2. Step 2: Convert to fraction form
    16,786.96/25,183.41 = 6,920.83/x
  3. Step 3: Cross multiply
    16,786.96x = 25,183.41 × 6,920.83
  4. Step 4: Simplify right side
    16,786.96x = 174,290,099.43
  5. Step 5: Solve for x
    x = 174,290,099.43/16,786.96
  6. Step 6: Final answer
    x = 10,382.47

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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.