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Finding the Fourth Proportional to 41,275.12, 61,893.72 and 13,188.97

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Solution

The fourth proportional to 41,275.12, 61,893.72 and 13,188.97 is: 19,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,275.12 : 61,893.72 = 13,188.97 : x
  2. Step 2: Convert to fraction form
    41,275.12/61,893.72 = 13,188.97/x
  3. Step 3: Cross multiply
    41,275.12x = 61,893.72 × 13,188.97
  4. Step 4: Simplify right side
    41,275.12x = 816,314,416.27
  5. Step 5: Solve for x
    x = 816,314,416.27/41,275.12
  6. Step 6: Final answer
    x = 19,777.40

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