Home / 36,785.75-50,764.35-20,018.75

Finding the Fourth Proportional to 36,785.75, 50,764.35 and 20,018.75

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Solution

The fourth proportional to 36,785.75, 50,764.35 and 20,018.75 is: 27,625.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.75 : 50,764.35 = 20,018.75 : x
  2. Step 2: Convert to fraction form
    36,785.75/50,764.35 = 20,018.75/x
  3. Step 3: Cross multiply
    36,785.75x = 50,764.35 × 20,018.75
  4. Step 4: Simplify right side
    36,785.75x = 1,016,238,831.56
  5. Step 5: Solve for x
    x = 1,016,238,831.56/36,785.75
  6. Step 6: Final answer
    x = 27,625.88

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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.