Home / 16,839.18-23,227.43-12,049.65

Finding the Fourth Proportional to 16,839.18, 23,227.43 and 12,049.65

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Solution

The fourth proportional to 16,839.18, 23,227.43 and 12,049.65 is: 16,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.18 : 23,227.43 = 12,049.65 : x
  2. Step 2: Convert to fraction form
    16,839.18/23,227.43 = 12,049.65/x
  3. Step 3: Cross multiply
    16,839.18x = 23,227.43 × 12,049.65
  4. Step 4: Simplify right side
    16,839.18x = 279,882,341.65
  5. Step 5: Solve for x
    x = 279,882,341.65/16,839.18
  6. Step 6: Final answer
    x = 16,620.90

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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.