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Finding the Fourth Proportional to 22,615.13, 33,938.49 and 9,289.15

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Solution

The fourth proportional to 22,615.13, 33,938.49 and 9,289.15 is: 13,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615.13 : 33,938.49 = 9,289.15 : x
  2. Step 2: Convert to fraction form
    22,615.13/33,938.49 = 9,289.15/x
  3. Step 3: Cross multiply
    22,615.13x = 33,938.49 × 9,289.15
  4. Step 4: Simplify right side
    22,615.13x = 315,259,674.37
  5. Step 5: Solve for x
    x = 315,259,674.37/22,615.13
  6. Step 6: Final answer
    x = 13,940.21

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