Home / 16,884.44-25,332.12-8,118.21

Finding the Fourth Proportional to 16,884.44, 25,332.12 and 8,118.21

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Solution

The fourth proportional to 16,884.44, 25,332.12 and 8,118.21 is: 12,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,884.44 : 25,332.12 = 8,118.21 : x
  2. Step 2: Convert to fraction form
    16,884.44/25,332.12 = 8,118.21/x
  3. Step 3: Cross multiply
    16,884.44x = 25,332.12 × 8,118.21
  4. Step 4: Simplify right side
    16,884.44x = 205,651,469.91
  5. Step 5: Solve for x
    x = 205,651,469.91/16,884.44
  6. Step 6: Final answer
    x = 12,179.94

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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.