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Finding the Fourth Proportional to 13,591.04, 18,756.50 and 7,541.52

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Solution

The fourth proportional to 13,591.04, 18,756.50 and 7,541.52 is: 10,407.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591.04 : 18,756.50 = 7,541.52 : x
  2. Step 2: Convert to fraction form
    13,591.04/18,756.50 = 7,541.52/x
  3. Step 3: Cross multiply
    13,591.04x = 18,756.50 × 7,541.52
  4. Step 4: Simplify right side
    13,591.04x = 141,452,519.88
  5. Step 5: Solve for x
    x = 141,452,519.88/13,591.04
  6. Step 6: Final answer
    x = 10,407.78

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