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Finding the Fourth Proportional to 35,685.72, 49,244.43 and 19,769.85

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Solution

The fourth proportional to 35,685.72, 49,244.43 and 19,769.85 is: 27,281.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,685.72 : 49,244.43 = 19,769.85 : x
  2. Step 2: Convert to fraction form
    35,685.72/49,244.43 = 19,769.85/x
  3. Step 3: Cross multiply
    35,685.72x = 49,244.43 × 19,769.85
  4. Step 4: Simplify right side
    35,685.72x = 973,554,994.44
  5. Step 5: Solve for x
    x = 973,554,994.44/35,685.72
  6. Step 6: Final answer
    x = 27,281.36

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