Home / 12,217.86-18,326.97-4,823.37

Finding the Fourth Proportional to 12,217.86, 18,326.97 and 4,823.37

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Solution

The fourth proportional to 12,217.86, 18,326.97 and 4,823.37 is: 7,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.86 : 18,326.97 = 4,823.37 : x
  2. Step 2: Convert to fraction form
    12,217.86/18,326.97 = 4,823.37/x
  3. Step 3: Cross multiply
    12,217.86x = 18,326.97 × 4,823.37
  4. Step 4: Simplify right side
    12,217.86x = 88,397,757.29
  5. Step 5: Solve for x
    x = 88,397,757.29/12,217.86
  6. Step 6: Final answer
    x = 7,235.13

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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.