Home / 13,213.09-19,833.47-6,971.42

Finding the Fourth Proportional to 13,213.09, 19,833.47 and 6,971.42

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Solution

The fourth proportional to 13,213.09, 19,833.47 and 6,971.42 is: 10,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213.09 : 19,833.47 = 6,971.42 : x
  2. Step 2: Convert to fraction form
    13,213.09/19,833.47 = 6,971.42/x
  3. Step 3: Cross multiply
    13,213.09x = 19,833.47 × 6,971.42
  4. Step 4: Simplify right side
    13,213.09x = 138,267,315.40
  5. Step 5: Solve for x
    x = 138,267,315.40/13,213.09
  6. Step 6: Final answer
    x = 10,464.42

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