Home / 20,844.26-31,266.40-7,002.98

Finding the Fourth Proportional to 20,844.26, 31,266.40 and 7,002.98

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Solution

The fourth proportional to 20,844.26, 31,266.40 and 7,002.98 is: 10,504.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844.26 : 31,266.40 = 7,002.98 : x
  2. Step 2: Convert to fraction form
    20,844.26/31,266.40 = 7,002.98/x
  3. Step 3: Cross multiply
    20,844.26x = 31,266.40 × 7,002.98
  4. Step 4: Simplify right side
    20,844.26x = 218,957,973.87
  5. Step 5: Solve for x
    x = 218,957,973.87/20,844.26
  6. Step 6: Final answer
    x = 10,504.47

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