Home / 12,039.03-18,060.60-3,718.89

Finding the Fourth Proportional to 12,039.03, 18,060.60 and 3,718.89

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Solution

The fourth proportional to 12,039.03, 18,060.60 and 3,718.89 is: 5,578.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.03 : 18,060.60 = 3,718.89 : x
  2. Step 2: Convert to fraction form
    12,039.03/18,060.60 = 3,718.89/x
  3. Step 3: Cross multiply
    12,039.03x = 18,060.60 × 3,718.89
  4. Step 4: Simplify right side
    12,039.03x = 67,165,384.73
  5. Step 5: Solve for x
    x = 67,165,384.73/12,039.03
  6. Step 6: Final answer
    x = 5,578.97

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