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Finding the Fourth Proportional to 49,350.96, 74,025.75 and 11,910.72

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Solution

The fourth proportional to 49,350.96, 74,025.75 and 11,910.72 is: 17,865.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,350.96 : 74,025.75 = 11,910.72 : x
  2. Step 2: Convert to fraction form
    49,350.96/74,025.75 = 11,910.72/x
  3. Step 3: Cross multiply
    49,350.96x = 74,025.75 × 11,910.72
  4. Step 4: Simplify right side
    49,350.96x = 881,699,981.04
  5. Step 5: Solve for x
    x = 881,699,981.04/49,350.96
  6. Step 6: Final answer
    x = 17,865.91

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