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Finding the Fourth Proportional to 18,014.00, 27,035.78 and 9,251.42

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Solution

The fourth proportional to 18,014.00, 27,035.78 and 9,251.42 is: 13,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.00 : 27,035.78 = 9,251.42 : x
  2. Step 2: Convert to fraction form
    18,014.00/27,035.78 = 9,251.42/x
  3. Step 3: Cross multiply
    18,014.00x = 27,035.78 × 9,251.42
  4. Step 4: Simplify right side
    18,014.00x = 250,119,174.37
  5. Step 5: Solve for x
    x = 250,119,174.37/18,014.00
  6. Step 6: Final answer
    x = 13,884.71

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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.