Home / 12,237.74-18,356.68-4,843.96

Finding the Fourth Proportional to 12,237.74, 18,356.68 and 4,843.96

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Solution

The fourth proportional to 12,237.74, 18,356.68 and 4,843.96 is: 7,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.74 : 18,356.68 = 4,843.96 : x
  2. Step 2: Convert to fraction form
    12,237.74/18,356.68 = 4,843.96/x
  3. Step 3: Cross multiply
    12,237.74x = 18,356.68 × 4,843.96
  4. Step 4: Simplify right side
    12,237.74x = 88,919,023.65
  5. Step 5: Solve for x
    x = 88,919,023.65/12,237.74
  6. Step 6: Final answer
    x = 7,265.97

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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.