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Finding the Fourth Proportional to 30,940.20, 46,411.02 and 7,566.84

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Solution

The fourth proportional to 30,940.20, 46,411.02 and 7,566.84 is: 11,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940.20 : 46,411.02 = 7,566.84 : x
  2. Step 2: Convert to fraction form
    30,940.20/46,411.02 = 7,566.84/x
  3. Step 3: Cross multiply
    30,940.20x = 46,411.02 × 7,566.84
  4. Step 4: Simplify right side
    30,940.20x = 351,184,762.58
  5. Step 5: Solve for x
    x = 351,184,762.58/30,940.20
  6. Step 6: Final answer
    x = 11,350.44

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