Home / 38,286.39-57,346.44-18,523.50

Finding the Fourth Proportional to 38,286.39, 57,346.44 and 18,523.50

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Solution

The fourth proportional to 38,286.39, 57,346.44 and 18,523.50 is: 27,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,286.39 : 57,346.44 = 18,523.50 : x
  2. Step 2: Convert to fraction form
    38,286.39/57,346.44 = 18,523.50/x
  3. Step 3: Cross multiply
    38,286.39x = 57,346.44 × 18,523.50
  4. Step 4: Simplify right side
    38,286.39x = 1,062,256,781.34
  5. Step 5: Solve for x
    x = 1,062,256,781.34/38,286.39
  6. Step 6: Final answer
    x = 27,745.02

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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.