Home / 12,736.89-19,104.44-3,376.71

Finding the Fourth Proportional to 12,736.89, 19,104.44 and 3,376.71

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Solution

The fourth proportional to 12,736.89, 19,104.44 and 3,376.71 is: 5,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736.89 : 19,104.44 = 3,376.71 : x
  2. Step 2: Convert to fraction form
    12,736.89/19,104.44 = 3,376.71/x
  3. Step 3: Cross multiply
    12,736.89x = 19,104.44 × 3,376.71
  4. Step 4: Simplify right side
    12,736.89x = 64,510,162.03
  5. Step 5: Solve for x
    x = 64,510,162.03/12,736.89
  6. Step 6: Final answer
    x = 5,064.83

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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.