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Finding the Fourth Proportional to 18,614.57, 27,925.97 and 6,134.09

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Solution

The fourth proportional to 18,614.57, 27,925.97 and 6,134.09 is: 9,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.57 : 27,925.97 = 6,134.09 : x
  2. Step 2: Convert to fraction form
    18,614.57/27,925.97 = 6,134.09/x
  3. Step 3: Cross multiply
    18,614.57x = 27,925.97 × 6,134.09
  4. Step 4: Simplify right side
    18,614.57x = 171,300,243.02
  5. Step 5: Solve for x
    x = 171,300,243.02/18,614.57
  6. Step 6: Final answer
    x = 9,202.48

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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.