Home / 36,164.16-49,900.72-20,249.28

Finding the Fourth Proportional to 36,164.16, 49,900.72 and 20,249.28

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Solution

The fourth proportional to 36,164.16, 49,900.72 and 20,249.28 is: 27,940.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,164.16 : 49,900.72 = 20,249.28 : x
  2. Step 2: Convert to fraction form
    36,164.16/49,900.72 = 20,249.28/x
  3. Step 3: Cross multiply
    36,164.16x = 49,900.72 × 20,249.28
  4. Step 4: Simplify right side
    36,164.16x = 1,010,453,651.48
  5. Step 5: Solve for x
    x = 1,010,453,651.48/36,164.16
  6. Step 6: Final answer
    x = 27,940.75

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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.