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Finding the Fourth Proportional to 33,680.43, 46,477.09 and 20,933.29

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Solution

The fourth proportional to 33,680.43, 46,477.09 and 20,933.29 is: 28,886.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,680.43 : 46,477.09 = 20,933.29 : x
  2. Step 2: Convert to fraction form
    33,680.43/46,477.09 = 20,933.29/x
  3. Step 3: Cross multiply
    33,680.43x = 46,477.09 × 20,933.29
  4. Step 4: Simplify right side
    33,680.43x = 972,918,403.33
  5. Step 5: Solve for x
    x = 972,918,403.33/33,680.43
  6. Step 6: Final answer
    x = 28,886.76

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