Home / 36,066.97-49,771.50-20,151.54

Finding the Fourth Proportional to 36,066.97, 49,771.50 and 20,151.54

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Solution

The fourth proportional to 36,066.97, 49,771.50 and 20,151.54 is: 27,808.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,066.97 : 49,771.50 = 20,151.54 : x
  2. Step 2: Convert to fraction form
    36,066.97/49,771.50 = 20,151.54/x
  3. Step 3: Cross multiply
    36,066.97x = 49,771.50 × 20,151.54
  4. Step 4: Simplify right side
    36,066.97x = 1,002,972,373.11
  5. Step 5: Solve for x
    x = 1,002,972,373.11/36,066.97
  6. Step 6: Final answer
    x = 27,808.61

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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.