Home / 50,126.49-69,173.44-28,320.73

Finding the Fourth Proportional to 50,126.49, 69,173.44 and 28,320.73

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Solution

The fourth proportional to 50,126.49, 69,173.44 and 28,320.73 is: 39,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,126.49 : 69,173.44 = 28,320.73 : x
  2. Step 2: Convert to fraction form
    50,126.49/69,173.44 = 28,320.73/x
  3. Step 3: Cross multiply
    50,126.49x = 69,173.44 × 28,320.73
  4. Step 4: Simplify right side
    50,126.49x = 1,959,042,073.68
  5. Step 5: Solve for x
    x = 1,959,042,073.68/50,126.49
  6. Step 6: Final answer
    x = 39,081.97

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Double scale
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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.