Home / 28,922.62-43,372.98-15,767.83

Finding the Fourth Proportional to 28,922.62, 43,372.98 and 15,767.83

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Solution

The fourth proportional to 28,922.62, 43,372.98 and 15,767.83 is: 23,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922.62 : 43,372.98 = 15,767.83 : x
  2. Step 2: Convert to fraction form
    28,922.62/43,372.98 = 15,767.83/x
  3. Step 3: Cross multiply
    28,922.62x = 43,372.98 × 15,767.83
  4. Step 4: Simplify right side
    28,922.62x = 683,897,775.23
  5. Step 5: Solve for x
    x = 683,897,775.23/28,922.62
  6. Step 6: Final answer
    x = 23,645.78

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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.