Home / 12,245.11-16,900.10-7,467.83

Finding the Fourth Proportional to 12,245.11, 16,900.10 and 7,467.83

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Solution

The fourth proportional to 12,245.11, 16,900.10 and 7,467.83 is: 10,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245.11 : 16,900.10 = 7,467.83 : x
  2. Step 2: Convert to fraction form
    12,245.11/16,900.10 = 7,467.83/x
  3. Step 3: Cross multiply
    12,245.11x = 16,900.10 × 7,467.83
  4. Step 4: Simplify right side
    12,245.11x = 126,207,091.22
  5. Step 5: Solve for x
    x = 126,207,091.22/12,245.11
  6. Step 6: Final answer
    x = 10,306.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.