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Finding the Fourth Proportional to 13,750.63, 18,975.86 and 7,463.01

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Solution

The fourth proportional to 13,750.63, 18,975.86 and 7,463.01 is: 10,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.63 : 18,975.86 = 7,463.01 : x
  2. Step 2: Convert to fraction form
    13,750.63/18,975.86 = 7,463.01/x
  3. Step 3: Cross multiply
    13,750.63x = 18,975.86 × 7,463.01
  4. Step 4: Simplify right side
    13,750.63x = 141,617,032.94
  5. Step 5: Solve for x
    x = 141,617,032.94/13,750.63
  6. Step 6: Final answer
    x = 10,298.95

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