Home / 29,147.79-43,631.18-15,787.60

Finding the Fourth Proportional to 29,147.79, 43,631.18 and 15,787.60

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Solution

The fourth proportional to 29,147.79, 43,631.18 and 15,787.60 is: 23,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147.79 : 43,631.18 = 15,787.60 : x
  2. Step 2: Convert to fraction form
    29,147.79/43,631.18 = 15,787.60/x
  3. Step 3: Cross multiply
    29,147.79x = 43,631.18 × 15,787.60
  4. Step 4: Simplify right side
    29,147.79x = 688,831,617.37
  5. Step 5: Solve for x
    x = 688,831,617.37/29,147.79
  6. Step 6: Final answer
    x = 23,632.38

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