Home / 13,448.74-20,175.27-5,659.78

Finding the Fourth Proportional to 13,448.74, 20,175.27 and 5,659.78

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Solution

The fourth proportional to 13,448.74, 20,175.27 and 5,659.78 is: 8,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.74 : 20,175.27 = 5,659.78 : x
  2. Step 2: Convert to fraction form
    13,448.74/20,175.27 = 5,659.78/x
  3. Step 3: Cross multiply
    13,448.74x = 20,175.27 × 5,659.78
  4. Step 4: Simplify right side
    13,448.74x = 114,187,589.64
  5. Step 5: Solve for x
    x = 114,187,589.64/13,448.74
  6. Step 6: Final answer
    x = 8,490.58

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