Home / 29,976.62-41,372.78-28,648.04

Finding the Fourth Proportional to 29,976.62, 41,372.78 and 28,648.04

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Solution

The fourth proportional to 29,976.62, 41,372.78 and 28,648.04 is: 39,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,976.62 : 41,372.78 = 28,648.04 : x
  2. Step 2: Convert to fraction form
    29,976.62/41,372.78 = 28,648.04/x
  3. Step 3: Cross multiply
    29,976.62x = 41,372.78 × 28,648.04
  4. Step 4: Simplify right side
    29,976.62x = 1,185,248,706.25
  5. Step 5: Solve for x
    x = 1,185,248,706.25/29,976.62
  6. Step 6: Final answer
    x = 39,539.11

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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.