Home / 16,218.37-24,319.99-8,425.09

Finding the Fourth Proportional to 16,218.37, 24,319.99 and 8,425.09

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Solution

The fourth proportional to 16,218.37, 24,319.99 and 8,425.09 is: 12,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.37 : 24,319.99 = 8,425.09 : x
  2. Step 2: Convert to fraction form
    16,218.37/24,319.99 = 8,425.09/x
  3. Step 3: Cross multiply
    16,218.37x = 24,319.99 × 8,425.09
  4. Step 4: Simplify right side
    16,218.37x = 204,898,104.55
  5. Step 5: Solve for x
    x = 204,898,104.55/16,218.37
  6. Step 6: Final answer
    x = 12,633.71

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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.