Home / 40,922.44-61,384.89-15,961.48

Finding the Fourth Proportional to 40,922.44, 61,384.89 and 15,961.48

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Solution

The fourth proportional to 40,922.44, 61,384.89 and 15,961.48 is: 23,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,922.44 : 61,384.89 = 15,961.48 : x
  2. Step 2: Convert to fraction form
    40,922.44/61,384.89 = 15,961.48/x
  3. Step 3: Cross multiply
    40,922.44x = 61,384.89 × 15,961.48
  4. Step 4: Simplify right side
    40,922.44x = 979,793,694.04
  5. Step 5: Solve for x
    x = 979,793,694.04/40,922.44
  6. Step 6: Final answer
    x = 23,942.70

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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.