Home / 12,625.28-18,936.96-3,860.24

Finding the Fourth Proportional to 12,625.28, 18,936.96 and 3,860.24

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Solution

The fourth proportional to 12,625.28, 18,936.96 and 3,860.24 is: 5,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.28 : 18,936.96 = 3,860.24 : x
  2. Step 2: Convert to fraction form
    12,625.28/18,936.96 = 3,860.24/x
  3. Step 3: Cross multiply
    12,625.28x = 18,936.96 × 3,860.24
  4. Step 4: Simplify right side
    12,625.28x = 73,101,210.47
  5. Step 5: Solve for x
    x = 73,101,210.47/12,625.28
  6. Step 6: Final answer
    x = 5,790.07

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