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Finding the Fourth Proportional to 12,482.91, 18,707.90 and 6,933.33

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Solution

The fourth proportional to 12,482.91, 18,707.90 and 6,933.33 is: 10,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.91 : 18,707.90 = 6,933.33 : x
  2. Step 2: Convert to fraction form
    12,482.91/18,707.90 = 6,933.33/x
  3. Step 3: Cross multiply
    12,482.91x = 18,707.90 × 6,933.33
  4. Step 4: Simplify right side
    12,482.91x = 129,708,009.64
  5. Step 5: Solve for x
    x = 129,708,009.64/12,482.91
  6. Step 6: Final answer
    x = 10,390.85

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