Home / 41,619.38-57,436.16-22,757.72

Finding the Fourth Proportional to 41,619.38, 57,436.16 and 22,757.72

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Solution

The fourth proportional to 41,619.38, 57,436.16 and 22,757.72 is: 31,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,619.38 : 57,436.16 = 22,757.72 : x
  2. Step 2: Convert to fraction form
    41,619.38/57,436.16 = 22,757.72/x
  3. Step 3: Cross multiply
    41,619.38x = 57,436.16 × 22,757.72
  4. Step 4: Simplify right side
    41,619.38x = 1,307,115,646.19
  5. Step 5: Solve for x
    x = 1,307,115,646.19/41,619.38
  6. Step 6: Final answer
    x = 31,406.42

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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.