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Finding the Fourth Proportional to 18,593.82, 27,903.15 and 6,908.22

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Solution

The fourth proportional to 18,593.82, 27,903.15 and 6,908.22 is: 10,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,593.82 : 27,903.15 = 6,908.22 : x
  2. Step 2: Convert to fraction form
    18,593.82/27,903.15 = 6,908.22/x
  3. Step 3: Cross multiply
    18,593.82x = 27,903.15 × 6,908.22
  4. Step 4: Simplify right side
    18,593.82x = 192,761,098.89
  5. Step 5: Solve for x
    x = 192,761,098.89/18,593.82
  6. Step 6: Final answer
    x = 10,366.94

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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.