Home / 12,576.82-18,836.47-6,007.62

Finding the Fourth Proportional to 12,576.82, 18,836.47 and 6,007.62

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Solution

The fourth proportional to 12,576.82, 18,836.47 and 6,007.62 is: 8,997.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576.82 : 18,836.47 = 6,007.62 : x
  2. Step 2: Convert to fraction form
    12,576.82/18,836.47 = 6,007.62/x
  3. Step 3: Cross multiply
    12,576.82x = 18,836.47 × 6,007.62
  4. Step 4: Simplify right side
    12,576.82x = 113,162,353.90
  5. Step 5: Solve for x
    x = 113,162,353.90/12,576.82
  6. Step 6: Final answer
    x = 8,997.69

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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.