Home / 12,067.40-18,102.62-3,748.04

Finding the Fourth Proportional to 12,067.40, 18,102.62 and 3,748.04

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Solution

The fourth proportional to 12,067.40, 18,102.62 and 3,748.04 is: 5,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.40 : 18,102.62 = 3,748.04 : x
  2. Step 2: Convert to fraction form
    12,067.40/18,102.62 = 3,748.04/x
  3. Step 3: Cross multiply
    12,067.40x = 18,102.62 × 3,748.04
  4. Step 4: Simplify right side
    12,067.40x = 67,849,343.86
  5. Step 5: Solve for x
    x = 67,849,343.86/12,067.40
  6. Step 6: Final answer
    x = 5,622.53

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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.