Home / 36,136.24-49,863.24-20,218.96

Finding the Fourth Proportional to 36,136.24, 49,863.24 and 20,218.96

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Solution

The fourth proportional to 36,136.24, 49,863.24 and 20,218.96 is: 27,899.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,136.24 : 49,863.24 = 20,218.96 : x
  2. Step 2: Convert to fraction form
    36,136.24/49,863.24 = 20,218.96/x
  3. Step 3: Cross multiply
    36,136.24x = 49,863.24 × 20,218.96
  4. Step 4: Simplify right side
    36,136.24x = 1,008,182,855.03
  5. Step 5: Solve for x
    x = 1,008,182,855.03/36,136.24
  6. Step 6: Final answer
    x = 27,899.50

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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.