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Finding the Fourth Proportional to 18,167.52, 25,076.40 and 11,880.48

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Solution

The fourth proportional to 18,167.52, 25,076.40 and 11,880.48 is: 16,398.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.52 : 25,076.40 = 11,880.48 : x
  2. Step 2: Convert to fraction form
    18,167.52/25,076.40 = 11,880.48/x
  3. Step 3: Cross multiply
    18,167.52x = 25,076.40 × 11,880.48
  4. Step 4: Simplify right side
    18,167.52x = 297,919,668.67
  5. Step 5: Solve for x
    x = 297,919,668.67/18,167.52
  6. Step 6: Final answer
    x = 16,398.48

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