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Finding the Fourth Proportional to 51,212.75, 70,673.89 and 28,553.17

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Solution

The fourth proportional to 51,212.75, 70,673.89 and 28,553.17 is: 39,403.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,212.75 : 70,673.89 = 28,553.17 : x
  2. Step 2: Convert to fraction form
    51,212.75/70,673.89 = 28,553.17/x
  3. Step 3: Cross multiply
    51,212.75x = 70,673.89 × 28,553.17
  4. Step 4: Simplify right side
    51,212.75x = 2,017,963,595.73
  5. Step 5: Solve for x
    x = 2,017,963,595.73/51,212.75
  6. Step 6: Final answer
    x = 39,403.54

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