Home / 39,416.83-54,395.42-21,512.25

Finding the Fourth Proportional to 39,416.83, 54,395.42 and 21,512.25

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Solution

The fourth proportional to 39,416.83, 54,395.42 and 21,512.25 is: 29,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,416.83 : 54,395.42 = 21,512.25 : x
  2. Step 2: Convert to fraction form
    39,416.83/54,395.42 = 21,512.25/x
  3. Step 3: Cross multiply
    39,416.83x = 54,395.42 × 21,512.25
  4. Step 4: Simplify right side
    39,416.83x = 1,170,167,766.33
  5. Step 5: Solve for x
    x = 1,170,167,766.33/39,416.83
  6. Step 6: Final answer
    x = 29,687.01

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