Home / 39,517.09-54,531.57-21,608.62

Finding the Fourth Proportional to 39,517.09, 54,531.57 and 21,608.62

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Solution

The fourth proportional to 39,517.09, 54,531.57 and 21,608.62 is: 29,818.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,517.09 : 54,531.57 = 21,608.62 : x
  2. Step 2: Convert to fraction form
    39,517.09/54,531.57 = 21,608.62/x
  3. Step 3: Cross multiply
    39,517.09x = 54,531.57 × 21,608.62
  4. Step 4: Simplify right side
    39,517.09x = 1,178,351,974.13
  5. Step 5: Solve for x
    x = 1,178,351,974.13/39,517.09
  6. Step 6: Final answer
    x = 29,818.79

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