Home / 38,293.07-57,439.62-11,999.87

Finding the Fourth Proportional to 38,293.07, 57,439.62 and 11,999.87

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Solution

The fourth proportional to 38,293.07, 57,439.62 and 11,999.87 is: 17,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,293.07 : 57,439.62 = 11,999.87 : x
  2. Step 2: Convert to fraction form
    38,293.07/57,439.62 = 11,999.87/x
  3. Step 3: Cross multiply
    38,293.07x = 57,439.62 × 11,999.87
  4. Step 4: Simplify right side
    38,293.07x = 689,267,685.65
  5. Step 5: Solve for x
    x = 689,267,685.65/38,293.07
  6. Step 6: Final answer
    x = 17,999.80

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