Home / 41,680.89-57,519.60-22,818

Finding the Fourth Proportional to 41,680.89, 57,519.60 and 22,818

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Solution

The fourth proportional to 41,680.89, 57,519.60 and 22,818 is: 31,488.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,680.89 : 57,519.60 = 22,818 : x
  2. Step 2: Convert to fraction form
    41,680.89/57,519.60 = 22,818/x
  3. Step 3: Cross multiply
    41,680.89x = 57,519.60 × 22,818
  4. Step 4: Simplify right side
    41,680.89x = 1,312,482,232.80
  5. Step 5: Solve for x
    x = 1,312,482,232.80/41,680.89
  6. Step 6: Final answer
    x = 31,488.82

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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.