Home / 36,756.18-50,728.68-20,844.54

Finding the Fourth Proportional to 36,756.18, 50,728.68 and 20,844.54

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Solution

The fourth proportional to 36,756.18, 50,728.68 and 20,844.54 is: 28,768.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.18 : 50,728.68 = 20,844.54 : x
  2. Step 2: Convert to fraction form
    36,756.18/50,728.68 = 20,844.54/x
  3. Step 3: Cross multiply
    36,756.18x = 50,728.68 × 20,844.54
  4. Step 4: Simplify right side
    36,756.18x = 1,057,415,999.41
  5. Step 5: Solve for x
    x = 1,057,415,999.41/36,756.18
  6. Step 6: Final answer
    x = 28,768.39

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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.