Home / 35,997.38-49,676.24-20,081.81

Finding the Fourth Proportional to 35,997.38, 49,676.24 and 20,081.81

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Solution

The fourth proportional to 35,997.38, 49,676.24 and 20,081.81 is: 27,712.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,997.38 : 49,676.24 = 20,081.81 : x
  2. Step 2: Convert to fraction form
    35,997.38/49,676.24 = 20,081.81/x
  3. Step 3: Cross multiply
    35,997.38x = 49,676.24 × 20,081.81
  4. Step 4: Simplify right side
    35,997.38x = 997,588,464.40
  5. Step 5: Solve for x
    x = 997,588,464.40/35,997.38
  6. Step 6: Final answer
    x = 27,712.81

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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.