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Finding the Fourth Proportional to 13,755.37, 18,982.63 and 7,467.74

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Solution

The fourth proportional to 13,755.37, 18,982.63 and 7,467.74 is: 10,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,755.37 : 18,982.63 = 7,467.74 : x
  2. Step 2: Convert to fraction form
    13,755.37/18,982.63 = 7,467.74/x
  3. Step 3: Cross multiply
    13,755.37x = 18,982.63 × 7,467.74
  4. Step 4: Simplify right side
    13,755.37x = 141,757,326.69
  5. Step 5: Solve for x
    x = 141,757,326.69/13,755.37
  6. Step 6: Final answer
    x = 10,305.60

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