Home / 40,092.78-60,121.41-21,369.33

Finding the Fourth Proportional to 40,092.78, 60,121.41 and 21,369.33

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Solution

The fourth proportional to 40,092.78, 60,121.41 and 21,369.33 is: 32,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,092.78 : 60,121.41 = 21,369.33 : x
  2. Step 2: Convert to fraction form
    40,092.78/60,121.41 = 21,369.33/x
  3. Step 3: Cross multiply
    40,092.78x = 60,121.41 × 21,369.33
  4. Step 4: Simplify right side
    40,092.78x = 1,284,754,250.36
  5. Step 5: Solve for x
    x = 1,284,754,250.36/40,092.78
  6. Step 6: Final answer
    x = 32,044.53

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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.