Home / 18,086.94-27,132.15-6,993.39

Finding the Fourth Proportional to 18,086.94, 27,132.15 and 6,993.39

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Solution

The fourth proportional to 18,086.94, 27,132.15 and 6,993.39 is: 10,490.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.94 : 27,132.15 = 6,993.39 : x
  2. Step 2: Convert to fraction form
    18,086.94/27,132.15 = 6,993.39/x
  3. Step 3: Cross multiply
    18,086.94x = 27,132.15 × 6,993.39
  4. Step 4: Simplify right side
    18,086.94x = 189,745,706.49
  5. Step 5: Solve for x
    x = 189,745,706.49/18,086.94
  6. Step 6: Final answer
    x = 10,490.76

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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.