Home / 41,845.38-57,722.13-28,256.82

Finding the Fourth Proportional to 41,845.38, 57,722.13 and 28,256.82

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Solution

The fourth proportional to 41,845.38, 57,722.13 and 28,256.82 is: 38,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,845.38 : 57,722.13 = 28,256.82 : x
  2. Step 2: Convert to fraction form
    41,845.38/57,722.13 = 28,256.82/x
  3. Step 3: Cross multiply
    41,845.38x = 57,722.13 × 28,256.82
  4. Step 4: Simplify right side
    41,845.38x = 1,631,043,837.43
  5. Step 5: Solve for x
    x = 1,631,043,837.43/41,845.38
  6. Step 6: Final answer
    x = 38,977.87

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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.