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Finding the Fourth Proportional to 30,787.35, 46,174.40 and 9,729.01

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Solution

The fourth proportional to 30,787.35, 46,174.40 and 9,729.01 is: 14,591.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,787.35 : 46,174.40 = 9,729.01 : x
  2. Step 2: Convert to fraction form
    30,787.35/46,174.40 = 9,729.01/x
  3. Step 3: Cross multiply
    30,787.35x = 46,174.40 × 9,729.01
  4. Step 4: Simplify right side
    30,787.35x = 449,231,199.34
  5. Step 5: Solve for x
    x = 449,231,199.34/30,787.35
  6. Step 6: Final answer
    x = 14,591.42

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