Home / 36,783.16-50,761.26-20,015.80

Finding the Fourth Proportional to 36,783.16, 50,761.26 and 20,015.80

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Solution

The fourth proportional to 36,783.16, 50,761.26 and 20,015.80 is: 27,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,783.16 : 50,761.26 = 20,015.80 : x
  2. Step 2: Convert to fraction form
    36,783.16/50,761.26 = 20,015.80/x
  3. Step 3: Cross multiply
    36,783.16x = 50,761.26 × 20,015.80
  4. Step 4: Simplify right side
    36,783.16x = 1,016,027,227.91
  5. Step 5: Solve for x
    x = 1,016,027,227.91/36,783.16
  6. Step 6: Final answer
    x = 27,622.08

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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.