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Finding the Fourth Proportional to 18,052.84, 27,072.54 and 6,363.88

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Solution

The fourth proportional to 18,052.84, 27,072.54 and 6,363.88 is: 9,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052.84 : 27,072.54 = 6,363.88 : x
  2. Step 2: Convert to fraction form
    18,052.84/27,072.54 = 6,363.88/x
  3. Step 3: Cross multiply
    18,052.84x = 27,072.54 × 6,363.88
  4. Step 4: Simplify right side
    18,052.84x = 172,286,395.86
  5. Step 5: Solve for x
    x = 172,286,395.86/18,052.84
  6. Step 6: Final answer
    x = 9,543.45

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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.