Home / 40,942.55-61,361.97-19,887.41

Finding the Fourth Proportional to 40,942.55, 61,361.97 and 19,887.41

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Solution

The fourth proportional to 40,942.55, 61,361.97 and 19,887.41 is: 29,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,942.55 : 61,361.97 = 19,887.41 : x
  2. Step 2: Convert to fraction form
    40,942.55/61,361.97 = 19,887.41/x
  3. Step 3: Cross multiply
    40,942.55x = 61,361.97 × 19,887.41
  4. Step 4: Simplify right side
    40,942.55x = 1,220,330,348.99
  5. Step 5: Solve for x
    x = 1,220,330,348.99/40,942.55
  6. Step 6: Final answer
    x = 29,805.92

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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.