Home / 18,016.62-24,855.79-12,038.82

Finding the Fourth Proportional to 18,016.62, 24,855.79 and 12,038.82

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Solution

The fourth proportional to 18,016.62, 24,855.79 and 12,038.82 is: 16,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.62 : 24,855.79 = 12,038.82 : x
  2. Step 2: Convert to fraction form
    18,016.62/24,855.79 = 12,038.82/x
  3. Step 3: Cross multiply
    18,016.62x = 24,855.79 × 12,038.82
  4. Step 4: Simplify right side
    18,016.62x = 299,234,321.57
  5. Step 5: Solve for x
    x = 299,234,321.57/18,016.62
  6. Step 6: Final answer
    x = 16,608.79

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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.