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Finding the Fourth Proportional to 18,034.76, 27,052.53 and 6,188.49

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Solution

The fourth proportional to 18,034.76, 27,052.53 and 6,188.49 is: 9,282.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.76 : 27,052.53 = 6,188.49 : x
  2. Step 2: Convert to fraction form
    18,034.76/27,052.53 = 6,188.49/x
  3. Step 3: Cross multiply
    18,034.76x = 27,052.53 × 6,188.49
  4. Step 4: Simplify right side
    18,034.76x = 167,414,311.38
  5. Step 5: Solve for x
    x = 167,414,311.38/18,034.76
  6. Step 6: Final answer
    x = 9,282.87

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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.