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Finding the Fourth Proportional to 13,299.98, 19,956.81 and 8,047.53

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Solution

The fourth proportional to 13,299.98, 19,956.81 and 8,047.53 is: 12,075.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299.98 : 19,956.81 = 8,047.53 : x
  2. Step 2: Convert to fraction form
    13,299.98/19,956.81 = 8,047.53/x
  3. Step 3: Cross multiply
    13,299.98x = 19,956.81 × 8,047.53
  4. Step 4: Simplify right side
    13,299.98x = 160,603,027.18
  5. Step 5: Solve for x
    x = 160,603,027.18/13,299.98
  6. Step 6: Final answer
    x = 12,075.44

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