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Finding the Fourth Proportional to 16,851.84, 25,281.40 and 5,164.75

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Solution

The fourth proportional to 16,851.84, 25,281.40 and 5,164.75 is: 7,748.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.84 : 25,281.40 = 5,164.75 : x
  2. Step 2: Convert to fraction form
    16,851.84/25,281.40 = 5,164.75/x
  3. Step 3: Cross multiply
    16,851.84x = 25,281.40 × 5,164.75
  4. Step 4: Simplify right side
    16,851.84x = 130,572,110.65
  5. Step 5: Solve for x
    x = 130,572,110.65/16,851.84
  6. Step 6: Final answer
    x = 7,748.24

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