Home / 36,635.46-50,556.67-20,502.78

Finding the Fourth Proportional to 36,635.46, 50,556.67 and 20,502.78

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Solution

The fourth proportional to 36,635.46, 50,556.67 and 20,502.78 is: 28,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,635.46 : 50,556.67 = 20,502.78 : x
  2. Step 2: Convert to fraction form
    36,635.46/50,556.67 = 20,502.78/x
  3. Step 3: Cross multiply
    36,635.46x = 50,556.67 × 20,502.78
  4. Step 4: Simplify right side
    36,635.46x = 1,036,552,282.54
  5. Step 5: Solve for x
    x = 1,036,552,282.54/36,635.46
  6. Step 6: Final answer
    x = 28,293.69

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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.