Home / 18,074.92-27,110.60-7,944.28

Finding the Fourth Proportional to 18,074.92, 27,110.60 and 7,944.28

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Solution

The fourth proportional to 18,074.92, 27,110.60 and 7,944.28 is: 11,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.92 : 27,110.60 = 7,944.28 : x
  2. Step 2: Convert to fraction form
    18,074.92/27,110.60 = 7,944.28/x
  3. Step 3: Cross multiply
    18,074.92x = 27,110.60 × 7,944.28
  4. Step 4: Simplify right side
    18,074.92x = 215,374,197.37
  5. Step 5: Solve for x
    x = 215,374,197.37/18,074.92
  6. Step 6: Final answer
    x = 11,915.64

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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.