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Finding the Fourth Proportional to 29,327.59, 43,997.53 and 12,689.99

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Solution

The fourth proportional to 29,327.59, 43,997.53 and 12,689.99 is: 19,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,327.59 : 43,997.53 = 12,689.99 : x
  2. Step 2: Convert to fraction form
    29,327.59/43,997.53 = 12,689.99/x
  3. Step 3: Cross multiply
    29,327.59x = 43,997.53 × 12,689.99
  4. Step 4: Simplify right side
    29,327.59x = 558,328,215.72
  5. Step 5: Solve for x
    x = 558,328,215.72/29,327.59
  6. Step 6: Final answer
    x = 19,037.64

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