Home / 13,144.56-19,719.96-4,379.52

Finding the Fourth Proportional to 13,144.56, 19,719.96 and 4,379.52

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Solution

The fourth proportional to 13,144.56, 19,719.96 and 4,379.52 is: 6,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144.56 : 19,719.96 = 4,379.52 : x
  2. Step 2: Convert to fraction form
    13,144.56/19,719.96 = 4,379.52/x
  3. Step 3: Cross multiply
    13,144.56x = 19,719.96 × 4,379.52
  4. Step 4: Simplify right side
    13,144.56x = 86,363,959.22
  5. Step 5: Solve for x
    x = 86,363,959.22/13,144.56
  6. Step 6: Final answer
    x = 6,570.32

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