Home / 36,027.75-49,717.24-20,111.85

Finding the Fourth Proportional to 36,027.75, 49,717.24 and 20,111.85

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Solution

The fourth proportional to 36,027.75, 49,717.24 and 20,111.85 is: 27,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,027.75 : 49,717.24 = 20,111.85 : x
  2. Step 2: Convert to fraction form
    36,027.75/49,717.24 = 20,111.85/x
  3. Step 3: Cross multiply
    36,027.75x = 49,717.24 × 20,111.85
  4. Step 4: Simplify right side
    36,027.75x = 999,905,673.29
  5. Step 5: Solve for x
    x = 999,905,673.29/36,027.75
  6. Step 6: Final answer
    x = 27,753.76

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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.