Home / 36,499.76-50,369.60-19,732.80

Finding the Fourth Proportional to 36,499.76, 50,369.60 and 19,732.80

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Solution

The fourth proportional to 36,499.76, 50,369.60 and 19,732.80 is: 27,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,499.76 : 50,369.60 = 19,732.80 : x
  2. Step 2: Convert to fraction form
    36,499.76/50,369.60 = 19,732.80/x
  3. Step 3: Cross multiply
    36,499.76x = 50,369.60 × 19,732.80
  4. Step 4: Simplify right side
    36,499.76x = 993,933,242.88
  5. Step 5: Solve for x
    x = 993,933,242.88/36,499.76
  6. Step 6: Final answer
    x = 27,231.23

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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.