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Finding the Fourth Proportional to 13,813.55, 19,062.68 and 7,525.92

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Solution

The fourth proportional to 13,813.55, 19,062.68 and 7,525.92 is: 10,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813.55 : 19,062.68 = 7,525.92 : x
  2. Step 2: Convert to fraction form
    13,813.55/19,062.68 = 7,525.92/x
  3. Step 3: Cross multiply
    13,813.55x = 19,062.68 × 7,525.92
  4. Step 4: Simplify right side
    13,813.55x = 143,464,204.67
  5. Step 5: Solve for x
    x = 143,464,204.67/13,813.55
  6. Step 6: Final answer
    x = 10,385.76

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