Home / 22,721.72-34,092.50-7,941.24

Finding the Fourth Proportional to 22,721.72, 34,092.50 and 7,941.24

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Solution

The fourth proportional to 22,721.72, 34,092.50 and 7,941.24 is: 11,915.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,721.72 : 34,092.50 = 7,941.24 : x
  2. Step 2: Convert to fraction form
    22,721.72/34,092.50 = 7,941.24/x
  3. Step 3: Cross multiply
    22,721.72x = 34,092.50 × 7,941.24
  4. Step 4: Simplify right side
    22,721.72x = 270,736,684.99
  5. Step 5: Solve for x
    x = 270,736,684.99/22,721.72
  6. Step 6: Final answer
    x = 11,915.33

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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.