Home / 36,902.12-50,920.35-20,767.46

Finding the Fourth Proportional to 36,902.12, 50,920.35 and 20,767.46

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Solution

The fourth proportional to 36,902.12, 50,920.35 and 20,767.46 is: 28,656.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,902.12 : 50,920.35 = 20,767.46 : x
  2. Step 2: Convert to fraction form
    36,902.12/50,920.35 = 20,767.46/x
  3. Step 3: Cross multiply
    36,902.12x = 50,920.35 × 20,767.46
  4. Step 4: Simplify right side
    36,902.12x = 1,057,485,999.33
  5. Step 5: Solve for x
    x = 1,057,485,999.33/36,902.12
  6. Step 6: Final answer
    x = 28,656.51

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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.