Home / 36,758.50-50,732.39-20,839.57

Finding the Fourth Proportional to 36,758.50, 50,732.39 and 20,839.57

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Solution

The fourth proportional to 36,758.50, 50,732.39 and 20,839.57 is: 28,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,758.50 : 50,732.39 = 20,839.57 : x
  2. Step 2: Convert to fraction form
    36,758.50/50,732.39 = 20,839.57/x
  3. Step 3: Cross multiply
    36,758.50x = 50,732.39 × 20,839.57
  4. Step 4: Simplify right side
    36,758.50x = 1,057,241,192.67
  5. Step 5: Solve for x
    x = 1,057,241,192.67/36,758.50
  6. Step 6: Final answer
    x = 28,761.82

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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.