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Finding the Fourth Proportional to 19,769.96, 29,653.66 and 7,457.64

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Solution

The fourth proportional to 19,769.96, 29,653.66 and 7,457.64 is: 11,185.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,769.96 : 29,653.66 = 7,457.64 : x
  2. Step 2: Convert to fraction form
    19,769.96/29,653.66 = 7,457.64/x
  3. Step 3: Cross multiply
    19,769.96x = 29,653.66 × 7,457.64
  4. Step 4: Simplify right side
    19,769.96x = 221,146,320.96
  5. Step 5: Solve for x
    x = 221,146,320.96/19,769.96
  6. Step 6: Final answer
    x = 11,185.98

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