Home / 36,322.44-50,126.25-20,406.57

Finding the Fourth Proportional to 36,322.44, 50,126.25 and 20,406.57

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Solution

The fourth proportional to 36,322.44, 50,126.25 and 20,406.57 is: 28,161.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,322.44 : 50,126.25 = 20,406.57 : x
  2. Step 2: Convert to fraction form
    36,322.44/50,126.25 = 20,406.57/x
  3. Step 3: Cross multiply
    36,322.44x = 50,126.25 × 20,406.57
  4. Step 4: Simplify right side
    36,322.44x = 1,022,904,829.46
  5. Step 5: Solve for x
    x = 1,022,904,829.46/36,322.44
  6. Step 6: Final answer
    x = 28,161.79

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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.