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Finding the Fourth Proportional to 13,652.59, 20,486.84 and 5,754.62

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Solution

The fourth proportional to 13,652.59, 20,486.84 and 5,754.62 is: 8,635.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.59 : 20,486.84 = 5,754.62 : x
  2. Step 2: Convert to fraction form
    13,652.59/20,486.84 = 5,754.62/x
  3. Step 3: Cross multiply
    13,652.59x = 20,486.84 × 5,754.62
  4. Step 4: Simplify right side
    13,652.59x = 117,893,979.20
  5. Step 5: Solve for x
    x = 117,893,979.20/13,652.59
  6. Step 6: Final answer
    x = 8,635.28

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