Home / 36,122.58-54,183.87-15,331.50

Finding the Fourth Proportional to 36,122.58, 54,183.87 and 15,331.50

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Solution

The fourth proportional to 36,122.58, 54,183.87 and 15,331.50 is: 22,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,122.58 : 54,183.87 = 15,331.50 : x
  2. Step 2: Convert to fraction form
    36,122.58/54,183.87 = 15,331.50/x
  3. Step 3: Cross multiply
    36,122.58x = 54,183.87 × 15,331.50
  4. Step 4: Simplify right side
    36,122.58x = 830,720,002.91
  5. Step 5: Solve for x
    x = 830,720,002.91/36,122.58
  6. Step 6: Final answer
    x = 22,997.25

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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.