Home / 41,942.88-62,836.20-20,858.76

Finding the Fourth Proportional to 41,942.88, 62,836.20 and 20,858.76

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Solution

The fourth proportional to 41,942.88, 62,836.20 and 20,858.76 is: 31,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,942.88 : 62,836.20 = 20,858.76 : x
  2. Step 2: Convert to fraction form
    41,942.88/62,836.20 = 20,858.76/x
  3. Step 3: Cross multiply
    41,942.88x = 62,836.20 × 20,858.76
  4. Step 4: Simplify right side
    41,942.88x = 1,310,685,215.11
  5. Step 5: Solve for x
    x = 1,310,685,215.11/41,942.88
  6. Step 6: Final answer
    x = 31,249.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.