Home / 13,924.08-19,215.24-7,636.80

Finding the Fourth Proportional to 13,924.08, 19,215.24 and 7,636.80

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Solution

The fourth proportional to 13,924.08, 19,215.24 and 7,636.80 is: 10,538.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,924.08 : 19,215.24 = 7,636.80 : x
  2. Step 2: Convert to fraction form
    13,924.08/19,215.24 = 7,636.80/x
  3. Step 3: Cross multiply
    13,924.08x = 19,215.24 × 7,636.80
  4. Step 4: Simplify right side
    13,924.08x = 146,742,944.83
  5. Step 5: Solve for x
    x = 146,742,944.83/13,924.08
  6. Step 6: Final answer
    x = 10,538.79

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