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Finding the Fourth Proportional to 19,500.74, 29,227.61 and 8,956.21

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Solution

The fourth proportional to 19,500.74, 29,227.61 and 8,956.21 is: 13,423.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500.74 : 29,227.61 = 8,956.21 : x
  2. Step 2: Convert to fraction form
    19,500.74/29,227.61 = 8,956.21/x
  3. Step 3: Cross multiply
    19,500.74x = 29,227.61 × 8,956.21
  4. Step 4: Simplify right side
    19,500.74x = 261,768,671.88
  5. Step 5: Solve for x
    x = 261,768,671.88/19,500.74
  6. Step 6: Final answer
    x = 13,423.52

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