Home / 36,279.94-50,063.57-20,361.31

Finding the Fourth Proportional to 36,279.94, 50,063.57 and 20,361.31

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Solution

The fourth proportional to 36,279.94, 50,063.57 and 20,361.31 is: 28,097.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.94 : 50,063.57 = 20,361.31 : x
  2. Step 2: Convert to fraction form
    36,279.94/50,063.57 = 20,361.31/x
  3. Step 3: Cross multiply
    36,279.94x = 50,063.57 × 20,361.31
  4. Step 4: Simplify right side
    36,279.94x = 1,019,359,868.48
  5. Step 5: Solve for x
    x = 1,019,359,868.48/36,279.94
  6. Step 6: Final answer
    x = 28,097.07

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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.