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Finding the Fourth Proportional to 35,115.20, 52,679.10 and 18,470.60

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Solution

The fourth proportional to 35,115.20, 52,679.10 and 18,470.60 is: 27,709.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.20 : 52,679.10 = 18,470.60 : x
  2. Step 2: Convert to fraction form
    35,115.20/52,679.10 = 18,470.60/x
  3. Step 3: Cross multiply
    35,115.20x = 52,679.10 × 18,470.60
  4. Step 4: Simplify right side
    35,115.20x = 973,014,584.46
  5. Step 5: Solve for x
    x = 973,014,584.46/35,115.20
  6. Step 6: Final answer
    x = 27,709.21

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