Home / 12,161.27-18,244.68-3,841.25

Finding the Fourth Proportional to 12,161.27, 18,244.68 and 3,841.25

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Solution

The fourth proportional to 12,161.27, 18,244.68 and 3,841.25 is: 5,762.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,161.27 : 18,244.68 = 3,841.25 : x
  2. Step 2: Convert to fraction form
    12,161.27/18,244.68 = 3,841.25/x
  3. Step 3: Cross multiply
    12,161.27x = 18,244.68 × 3,841.25
  4. Step 4: Simplify right side
    12,161.27x = 70,082,285.83
  5. Step 5: Solve for x
    x = 70,082,285.83/12,161.27
  6. Step 6: Final answer
    x = 5,762.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.