Home / 38,092.92-57,172.20-21,469.32

Finding the Fourth Proportional to 38,092.92, 57,172.20 and 21,469.32

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Solution

The fourth proportional to 38,092.92, 57,172.20 and 21,469.32 is: 32,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,092.92 : 57,172.20 = 21,469.32 : x
  2. Step 2: Convert to fraction form
    38,092.92/57,172.20 = 21,469.32/x
  3. Step 3: Cross multiply
    38,092.92x = 57,172.20 × 21,469.32
  4. Step 4: Simplify right side
    38,092.92x = 1,227,448,256.90
  5. Step 5: Solve for x
    x = 1,227,448,256.90/38,092.92
  6. Step 6: Final answer
    x = 32,222.48

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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.