Home / 36,904.12-50,923.11-20,769.46

Finding the Fourth Proportional to 36,904.12, 50,923.11 and 20,769.46

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Solution

The fourth proportional to 36,904.12, 50,923.11 and 20,769.46 is: 28,659.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.12 : 50,923.11 = 20,769.46 : x
  2. Step 2: Convert to fraction form
    36,904.12/50,923.11 = 20,769.46/x
  3. Step 3: Cross multiply
    36,904.12x = 50,923.11 × 20,769.46
  4. Step 4: Simplify right side
    36,904.12x = 1,057,645,496.22
  5. Step 5: Solve for x
    x = 1,057,645,496.22/36,904.12
  6. Step 6: Final answer
    x = 28,659.28

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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.