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Finding the Fourth Proportional to 12,965.30, 19,448.25 and 5,067.46

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Solution

The fourth proportional to 12,965.30, 19,448.25 and 5,067.46 is: 7,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,965.30 : 19,448.25 = 5,067.46 : x
  2. Step 2: Convert to fraction form
    12,965.30/19,448.25 = 5,067.46/x
  3. Step 3: Cross multiply
    12,965.30x = 19,448.25 × 5,067.46
  4. Step 4: Simplify right side
    12,965.30x = 98,553,228.95
  5. Step 5: Solve for x
    x = 98,553,228.95/12,965.30
  6. Step 6: Final answer
    x = 7,601.31

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