Home / 12,664.23-18,979.83-9,166.02

Finding the Fourth Proportional to 12,664.23, 18,979.83 and 9,166.02

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Solution

The fourth proportional to 12,664.23, 18,979.83 and 9,166.02 is: 13,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.23 : 18,979.83 = 9,166.02 : x
  2. Step 2: Convert to fraction form
    12,664.23/18,979.83 = 9,166.02/x
  3. Step 3: Cross multiply
    12,664.23x = 18,979.83 × 9,166.02
  4. Step 4: Simplify right side
    12,664.23x = 173,969,501.38
  5. Step 5: Solve for x
    x = 173,969,501.38/12,664.23
  6. Step 6: Final answer
    x = 13,737.08

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