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Finding the Fourth Proportional to 12,695.53, 19,047.86 and 5,674.96

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Solution

The fourth proportional to 12,695.53, 19,047.86 and 5,674.96 is: 8,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,695.53 : 19,047.86 = 5,674.96 : x
  2. Step 2: Convert to fraction form
    12,695.53/19,047.86 = 5,674.96/x
  3. Step 3: Cross multiply
    12,695.53x = 19,047.86 × 5,674.96
  4. Step 4: Simplify right side
    12,695.53x = 108,095,843.59
  5. Step 5: Solve for x
    x = 108,095,843.59/12,695.53
  6. Step 6: Final answer
    x = 8,514.48

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