Home / 36,239.22-54,374.13-15,183.30

Finding the Fourth Proportional to 36,239.22, 54,374.13 and 15,183.30

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Solution

The fourth proportional to 36,239.22, 54,374.13 and 15,183.30 is: 22,781.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,239.22 : 54,374.13 = 15,183.30 : x
  2. Step 2: Convert to fraction form
    36,239.22/54,374.13 = 15,183.30/x
  3. Step 3: Cross multiply
    36,239.22x = 54,374.13 × 15,183.30
  4. Step 4: Simplify right side
    36,239.22x = 825,578,728.03
  5. Step 5: Solve for x
    x = 825,578,728.03/36,239.22
  6. Step 6: Final answer
    x = 22,781.36

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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.