Home / 28,176.44-38,872.22-16,841.75

Finding the Fourth Proportional to 28,176.44, 38,872.22 and 16,841.75

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Solution

The fourth proportional to 28,176.44, 38,872.22 and 16,841.75 is: 23,234.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,176.44 : 38,872.22 = 16,841.75 : x
  2. Step 2: Convert to fraction form
    28,176.44/38,872.22 = 16,841.75/x
  3. Step 3: Cross multiply
    28,176.44x = 38,872.22 × 16,841.75
  4. Step 4: Simplify right side
    28,176.44x = 654,675,932.62
  5. Step 5: Solve for x
    x = 654,675,932.62/28,176.44
  6. Step 6: Final answer
    x = 23,234.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.