Home / 49,321.82-68,064.12-26,660.75

Finding the Fourth Proportional to 49,321.82, 68,064.12 and 26,660.75

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Solution

The fourth proportional to 49,321.82, 68,064.12 and 26,660.75 is: 36,791.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,321.82 : 68,064.12 = 26,660.75 : x
  2. Step 2: Convert to fraction form
    49,321.82/68,064.12 = 26,660.75/x
  3. Step 3: Cross multiply
    49,321.82x = 68,064.12 × 26,660.75
  4. Step 4: Simplify right side
    49,321.82x = 1,814,640,487.29
  5. Step 5: Solve for x
    x = 1,814,640,487.29/49,321.82
  6. Step 6: Final answer
    x = 36,791.84

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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.