Home / 50,221.45-69,305.38-27,560.81

Finding the Fourth Proportional to 50,221.45, 69,305.38 and 27,560.81

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Solution

The fourth proportional to 50,221.45, 69,305.38 and 27,560.81 is: 38,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,221.45 : 69,305.38 = 27,560.81 : x
  2. Step 2: Convert to fraction form
    50,221.45/69,305.38 = 27,560.81/x
  3. Step 3: Cross multiply
    50,221.45x = 69,305.38 × 27,560.81
  4. Step 4: Simplify right side
    50,221.45x = 1,910,112,410.16
  5. Step 5: Solve for x
    x = 1,910,112,410.16/50,221.45
  6. Step 6: Final answer
    x = 38,033.80

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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.