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Finding the Fourth Proportional to 14,221.55, 19,626.09 and 7,848.26

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Solution

The fourth proportional to 14,221.55, 19,626.09 and 7,848.26 is: 10,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.55 : 19,626.09 = 7,848.26 : x
  2. Step 2: Convert to fraction form
    14,221.55/19,626.09 = 7,848.26/x
  3. Step 3: Cross multiply
    14,221.55x = 19,626.09 × 7,848.26
  4. Step 4: Simplify right side
    14,221.55x = 154,030,657.10
  5. Step 5: Solve for x
    x = 154,030,657.10/14,221.55
  6. Step 6: Final answer
    x = 10,830.79

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