Home / 41,738.97-57,676.15-30,388.76

Finding the Fourth Proportional to 41,738.97, 57,676.15 and 30,388.76

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Solution

The fourth proportional to 41,738.97, 57,676.15 and 30,388.76 is: 41,992.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,738.97 : 57,676.15 = 30,388.76 : x
  2. Step 2: Convert to fraction form
    41,738.97/57,676.15 = 30,388.76/x
  3. Step 3: Cross multiply
    41,738.97x = 57,676.15 × 30,388.76
  4. Step 4: Simplify right side
    41,738.97x = 1,752,706,680.07
  5. Step 5: Solve for x
    x = 1,752,706,680.07/41,738.97
  6. Step 6: Final answer
    x = 41,992.09

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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.