Home / 36,151.92-49,887.24-20,018.68

Finding the Fourth Proportional to 36,151.92, 49,887.24 and 20,018.68

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Solution

The fourth proportional to 36,151.92, 49,887.24 and 20,018.68 is: 27,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.92 : 49,887.24 = 20,018.68 : x
  2. Step 2: Convert to fraction form
    36,151.92/49,887.24 = 20,018.68/x
  3. Step 3: Cross multiply
    36,151.92x = 49,887.24 × 20,018.68
  4. Step 4: Simplify right side
    36,151.92x = 998,676,693.64
  5. Step 5: Solve for x
    x = 998,676,693.64/36,151.92
  6. Step 6: Final answer
    x = 27,624.44

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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.