Home / 36,885.12-55,327.90-9,183.12

Finding the Fourth Proportional to 36,885.12, 55,327.90 and 9,183.12

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Solution

The fourth proportional to 36,885.12, 55,327.90 and 9,183.12 is: 13,774.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,885.12 : 55,327.90 = 9,183.12 : x
  2. Step 2: Convert to fraction form
    36,885.12/55,327.90 = 9,183.12/x
  3. Step 3: Cross multiply
    36,885.12x = 55,327.90 × 9,183.12
  4. Step 4: Simplify right side
    36,885.12x = 508,082,745.05
  5. Step 5: Solve for x
    x = 508,082,745.05/36,885.12
  6. Step 6: Final answer
    x = 13,774.73

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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.