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Finding the Fourth Proportional to 34,912.81, 48,180.89 and 18,997.87

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Solution

The fourth proportional to 34,912.81, 48,180.89 and 18,997.87 is: 26,217.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.81 : 48,180.89 = 18,997.87 : x
  2. Step 2: Convert to fraction form
    34,912.81/48,180.89 = 18,997.87/x
  3. Step 3: Cross multiply
    34,912.81x = 48,180.89 × 18,997.87
  4. Step 4: Simplify right side
    34,912.81x = 915,334,284.70
  5. Step 5: Solve for x
    x = 915,334,284.70/34,912.81
  6. Step 6: Final answer
    x = 26,217.72

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