Home / 18,104.07-27,158.85-6,414.57

Finding the Fourth Proportional to 18,104.07, 27,158.85 and 6,414.57

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Solution

The fourth proportional to 18,104.07, 27,158.85 and 6,414.57 is: 9,622.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.07 : 27,158.85 = 6,414.57 : x
  2. Step 2: Convert to fraction form
    18,104.07/27,158.85 = 6,414.57/x
  3. Step 3: Cross multiply
    18,104.07x = 27,158.85 × 6,414.57
  4. Step 4: Simplify right side
    18,104.07x = 174,212,344.44
  5. Step 5: Solve for x
    x = 174,212,344.44/18,104.07
  6. Step 6: Final answer
    x = 9,622.83

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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.