Home / 16,884.20-25,323.90-5,198.60

Finding the Fourth Proportional to 16,884.20, 25,323.90 and 5,198.60

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Solution

The fourth proportional to 16,884.20, 25,323.90 and 5,198.60 is: 7,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.20 : 25,323.90 = 5,198.60 : x
  2. Step 2: Convert to fraction form
    16,884.20/25,323.90 = 5,198.60/x
  3. Step 3: Cross multiply
    16,884.20x = 25,323.90 × 5,198.60
  4. Step 4: Simplify right side
    16,884.20x = 131,648,826.54
  5. Step 5: Solve for x
    x = 131,648,826.54/16,884.20
  6. Step 6: Final answer
    x = 7,797.16

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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.