Home / 36,245.03-50,021.16-20,113.86

Finding the Fourth Proportional to 36,245.03, 50,021.16 and 20,113.86

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Solution

The fourth proportional to 36,245.03, 50,021.16 and 20,113.86 is: 27,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.03 : 50,021.16 = 20,113.86 : x
  2. Step 2: Convert to fraction form
    36,245.03/50,021.16 = 20,113.86/x
  3. Step 3: Cross multiply
    36,245.03x = 50,021.16 × 20,113.86
  4. Step 4: Simplify right side
    36,245.03x = 1,006,118,609.28
  5. Step 5: Solve for x
    x = 1,006,118,609.28/36,245.03
  6. Step 6: Final answer
    x = 27,758.80

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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.