Home / 13,285.67-18,335.97-8,583.62

Finding the Fourth Proportional to 13,285.67, 18,335.97 and 8,583.62

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Solution

The fourth proportional to 13,285.67, 18,335.97 and 8,583.62 is: 11,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285.67 : 18,335.97 = 8,583.62 : x
  2. Step 2: Convert to fraction form
    13,285.67/18,335.97 = 8,583.62/x
  3. Step 3: Cross multiply
    13,285.67x = 18,335.97 × 8,583.62
  4. Step 4: Simplify right side
    13,285.67x = 157,388,907.13
  5. Step 5: Solve for x
    x = 157,388,907.13/13,285.67
  6. Step 6: Final answer
    x = 11,846.52

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