Home / 31,837.62-47,723.22-17,777.04

Finding the Fourth Proportional to 31,837.62, 47,723.22 and 17,777.04

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Solution

The fourth proportional to 31,837.62, 47,723.22 and 17,777.04 is: 26,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,837.62 : 47,723.22 = 17,777.04 : x
  2. Step 2: Convert to fraction form
    31,837.62/47,723.22 = 17,777.04/x
  3. Step 3: Cross multiply
    31,837.62x = 47,723.22 × 17,777.04
  4. Step 4: Simplify right side
    31,837.62x = 848,377,590.87
  5. Step 5: Solve for x
    x = 848,377,590.87/31,837.62
  6. Step 6: Final answer
    x = 26,647.02

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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.