Home / 36,158.85-54,229.53-13,958.07

Finding the Fourth Proportional to 36,158.85, 54,229.53 and 13,958.07

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Solution

The fourth proportional to 36,158.85, 54,229.53 and 13,958.07 is: 20,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,158.85 : 54,229.53 = 13,958.07 : x
  2. Step 2: Convert to fraction form
    36,158.85/54,229.53 = 13,958.07/x
  3. Step 3: Cross multiply
    36,158.85x = 54,229.53 × 13,958.07
  4. Step 4: Simplify right side
    36,158.85x = 756,939,575.81
  5. Step 5: Solve for x
    x = 756,939,575.81/36,158.85
  6. Step 6: Final answer
    x = 20,933.73

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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.