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Finding the Fourth Proportional to 18,163.16, 27,244.73 and 6,468.17

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Solution

The fourth proportional to 18,163.16, 27,244.73 and 6,468.17 is: 9,702.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.16 : 27,244.73 = 6,468.17 : x
  2. Step 2: Convert to fraction form
    18,163.16/27,244.73 = 6,468.17/x
  3. Step 3: Cross multiply
    18,163.16x = 27,244.73 × 6,468.17
  4. Step 4: Simplify right side
    18,163.16x = 176,223,629.53
  5. Step 5: Solve for x
    x = 176,223,629.53/18,163.16
  6. Step 6: Final answer
    x = 9,702.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.