Home / 20,649.91-30,983.37-10,796.26

Finding the Fourth Proportional to 20,649.91, 30,983.37 and 10,796.26

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Solution

The fourth proportional to 20,649.91, 30,983.37 and 10,796.26 is: 16,198.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,649.91 : 30,983.37 = 10,796.26 : x
  2. Step 2: Convert to fraction form
    20,649.91/30,983.37 = 10,796.26/x
  3. Step 3: Cross multiply
    20,649.91x = 30,983.37 × 10,796.26
  4. Step 4: Simplify right side
    20,649.91x = 334,504,518.20
  5. Step 5: Solve for x
    x = 334,504,518.20/20,649.91
  6. Step 6: Final answer
    x = 16,198.84

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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.