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Finding the Fourth Proportional to 38,193.60, 57,295.80 and 11,895.60

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Solution

The fourth proportional to 38,193.60, 57,295.80 and 11,895.60 is: 17,845.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,193.60 : 57,295.80 = 11,895.60 : x
  2. Step 2: Convert to fraction form
    38,193.60/57,295.80 = 11,895.60/x
  3. Step 3: Cross multiply
    38,193.60x = 57,295.80 × 11,895.60
  4. Step 4: Simplify right side
    38,193.60x = 681,567,918.48
  5. Step 5: Solve for x
    x = 681,567,918.48/38,193.60
  6. Step 6: Final answer
    x = 17,845.08

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