Home / 36,753.96-50,721.58-20,839.08

Finding the Fourth Proportional to 36,753.96, 50,721.58 and 20,839.08

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Solution

The fourth proportional to 36,753.96, 50,721.58 and 20,839.08 is: 28,758.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,753.96 : 50,721.58 = 20,839.08 : x
  2. Step 2: Convert to fraction form
    36,753.96/50,721.58 = 20,839.08/x
  3. Step 3: Cross multiply
    36,753.96x = 50,721.58 × 20,839.08
  4. Step 4: Simplify right side
    36,753.96x = 1,056,991,063.35
  5. Step 5: Solve for x
    x = 1,056,991,063.35/36,753.96
  6. Step 6: Final answer
    x = 28,758.56

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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.