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Finding the Fourth Proportional to 30,211.92, 41,692.93 and 16,784.42

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Solution

The fourth proportional to 30,211.92, 41,692.93 and 16,784.42 is: 23,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,211.92 : 41,692.93 = 16,784.42 : x
  2. Step 2: Convert to fraction form
    30,211.92/41,692.93 = 16,784.42/x
  3. Step 3: Cross multiply
    30,211.92x = 41,692.93 × 16,784.42
  4. Step 4: Simplify right side
    30,211.92x = 699,791,397.72
  5. Step 5: Solve for x
    x = 699,791,397.72/30,211.92
  6. Step 6: Final answer
    x = 23,162.76

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