Home / 36,910.30-50,921.52-22,738.54

Finding the Fourth Proportional to 36,910.30, 50,921.52 and 22,738.54

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Solution

The fourth proportional to 36,910.30, 50,921.52 and 22,738.54 is: 31,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.30 : 50,921.52 = 22,738.54 : x
  2. Step 2: Convert to fraction form
    36,910.30/50,921.52 = 22,738.54/x
  3. Step 3: Cross multiply
    36,910.30x = 50,921.52 × 22,738.54
  4. Step 4: Simplify right side
    36,910.30x = 1,157,881,019.38
  5. Step 5: Solve for x
    x = 1,157,881,019.38/36,910.30
  6. Step 6: Final answer
    x = 31,370.13

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Double scale
Find fourth proportional to 36,911.30, 50,922.90 and 22,739.54
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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.