Home / 12,383.55-18,576.59-4,061.61

Finding the Fourth Proportional to 12,383.55, 18,576.59 and 4,061.61

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Solution

The fourth proportional to 12,383.55, 18,576.59 and 4,061.61 is: 6,092.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,383.55 : 18,576.59 = 4,061.61 : x
  2. Step 2: Convert to fraction form
    12,383.55/18,576.59 = 4,061.61/x
  3. Step 3: Cross multiply
    12,383.55x = 18,576.59 × 4,061.61
  4. Step 4: Simplify right side
    12,383.55x = 75,450,843.40
  5. Step 5: Solve for x
    x = 75,450,843.40/12,383.55
  6. Step 6: Final answer
    x = 6,092.83

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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.