Home / 29,727.92-41,022.97-16,978.61

Finding the Fourth Proportional to 29,727.92, 41,022.97 and 16,978.61

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Solution

The fourth proportional to 29,727.92, 41,022.97 and 16,978.61 is: 23,429.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,727.92 : 41,022.97 = 16,978.61 : x
  2. Step 2: Convert to fraction form
    29,727.92/41,022.97 = 16,978.61/x
  3. Step 3: Cross multiply
    29,727.92x = 41,022.97 × 16,978.61
  4. Step 4: Simplify right side
    29,727.92x = 696,512,761.11
  5. Step 5: Solve for x
    x = 696,512,761.11/29,727.92
  6. Step 6: Final answer
    x = 23,429.58

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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.