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Finding the Fourth Proportional to 32,868.53, 45,361.87 and 20,130.02

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Solution

The fourth proportional to 32,868.53, 45,361.87 and 20,130.02 is: 27,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868.53 : 45,361.87 = 20,130.02 : x
  2. Step 2: Convert to fraction form
    32,868.53/45,361.87 = 20,130.02/x
  3. Step 3: Cross multiply
    32,868.53x = 45,361.87 × 20,130.02
  4. Step 4: Simplify right side
    32,868.53x = 913,135,356.54
  5. Step 5: Solve for x
    x = 913,135,356.54/32,868.53
  6. Step 6: Final answer
    x = 27,781.44

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