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Finding the Fourth Proportional to 32,949.20, 49,380.60 and 13,211.60

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Solution

The fourth proportional to 32,949.20, 49,380.60 and 13,211.60 is: 19,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,949.20 : 49,380.60 = 13,211.60 : x
  2. Step 2: Convert to fraction form
    32,949.20/49,380.60 = 13,211.60/x
  3. Step 3: Cross multiply
    32,949.20x = 49,380.60 × 13,211.60
  4. Step 4: Simplify right side
    32,949.20x = 652,396,734.96
  5. Step 5: Solve for x
    x = 652,396,734.96/32,949.20
  6. Step 6: Final answer
    x = 19,800.08

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