Home / 36,414.08-50,249.52-20,498

Finding the Fourth Proportional to 36,414.08, 50,249.52 and 20,498

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Solution

The fourth proportional to 36,414.08, 50,249.52 and 20,498 is: 28,286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,414.08 : 50,249.52 = 20,498 : x
  2. Step 2: Convert to fraction form
    36,414.08/50,249.52 = 20,498/x
  3. Step 3: Cross multiply
    36,414.08x = 50,249.52 × 20,498
  4. Step 4: Simplify right side
    36,414.08x = 1,030,014,660.96
  5. Step 5: Solve for x
    x = 1,030,014,660.96/36,414.08
  6. Step 6: Final answer
    x = 28,286.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.