Home / 26,939.97-37,176.15-15,003.05

Finding the Fourth Proportional to 26,939.97, 37,176.15 and 15,003.05

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Solution

The fourth proportional to 26,939.97, 37,176.15 and 15,003.05 is: 20,703.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.97 : 37,176.15 = 15,003.05 : x
  2. Step 2: Convert to fraction form
    26,939.97/37,176.15 = 15,003.05/x
  3. Step 3: Cross multiply
    26,939.97x = 37,176.15 × 15,003.05
  4. Step 4: Simplify right side
    26,939.97x = 557,755,591.10
  5. Step 5: Solve for x
    x = 557,755,591.10/26,939.97
  6. Step 6: Final answer
    x = 20,703.65

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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.