Home / 41,045.92-61,578.38-12,968.76

Finding the Fourth Proportional to 41,045.92, 61,578.38 and 12,968.76

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Solution

The fourth proportional to 41,045.92, 61,578.38 and 12,968.76 is: 19,456.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,045.92 : 61,578.38 = 12,968.76 : x
  2. Step 2: Convert to fraction form
    41,045.92/61,578.38 = 12,968.76/x
  3. Step 3: Cross multiply
    41,045.92x = 61,578.38 × 12,968.76
  4. Step 4: Simplify right side
    41,045.92x = 798,595,231.41
  5. Step 5: Solve for x
    x = 798,595,231.41/41,045.92
  6. Step 6: Final answer
    x = 19,456.14

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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.