Home / 12,013.44-18,022.64-3,692.96

Finding the Fourth Proportional to 12,013.44, 18,022.64 and 3,692.96

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Solution

The fourth proportional to 12,013.44, 18,022.64 and 3,692.96 is: 5,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013.44 : 18,022.64 = 3,692.96 : x
  2. Step 2: Convert to fraction form
    12,013.44/18,022.64 = 3,692.96/x
  3. Step 3: Cross multiply
    12,013.44x = 18,022.64 × 3,692.96
  4. Step 4: Simplify right side
    12,013.44x = 66,556,888.61
  5. Step 5: Solve for x
    x = 66,556,888.61/12,013.44
  6. Step 6: Final answer
    x = 5,540.20

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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.