Home / 29,351.48-40,504.82-15,922.44

Finding the Fourth Proportional to 29,351.48, 40,504.82 and 15,922.44

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Solution

The fourth proportional to 29,351.48, 40,504.82 and 15,922.44 is: 21,972.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,351.48 : 40,504.82 = 15,922.44 : x
  2. Step 2: Convert to fraction form
    29,351.48/40,504.82 = 15,922.44/x
  3. Step 3: Cross multiply
    29,351.48x = 40,504.82 × 15,922.44
  4. Step 4: Simplify right side
    29,351.48x = 644,935,566.16
  5. Step 5: Solve for x
    x = 644,935,566.16/29,351.48
  6. Step 6: Final answer
    x = 21,972.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.