Home / 26,800.72-36,979.66-16,190.94

Finding the Fourth Proportional to 26,800.72, 36,979.66 and 16,190.94

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Solution

The fourth proportional to 26,800.72, 36,979.66 and 16,190.94 is: 22,340.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,800.72 : 36,979.66 = 16,190.94 : x
  2. Step 2: Convert to fraction form
    26,800.72/36,979.66 = 16,190.94/x
  3. Step 3: Cross multiply
    26,800.72x = 36,979.66 × 16,190.94
  4. Step 4: Simplify right side
    26,800.72x = 598,735,456.28
  5. Step 5: Solve for x
    x = 598,735,456.28/26,800.72
  6. Step 6: Final answer
    x = 22,340.28

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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.