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Finding the Fourth Proportional to 12,013.75, 16,579.71 and 6,708.56

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Solution

The fourth proportional to 12,013.75, 16,579.71 and 6,708.56 is: 9,258.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013.75 : 16,579.71 = 6,708.56 : x
  2. Step 2: Convert to fraction form
    12,013.75/16,579.71 = 6,708.56/x
  3. Step 3: Cross multiply
    12,013.75x = 16,579.71 × 6,708.56
  4. Step 4: Simplify right side
    12,013.75x = 111,226,020.77
  5. Step 5: Solve for x
    x = 111,226,020.77/12,013.75
  6. Step 6: Final answer
    x = 9,258.23

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