Home / 39,505.50-54,517.62-22,738.50

Finding the Fourth Proportional to 39,505.50, 54,517.62 and 22,738.50

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Solution

The fourth proportional to 39,505.50, 54,517.62 and 22,738.50 is: 31,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,505.50 : 54,517.62 = 22,738.50 : x
  2. Step 2: Convert to fraction form
    39,505.50/54,517.62 = 22,738.50/x
  3. Step 3: Cross multiply
    39,505.50x = 54,517.62 × 22,738.50
  4. Step 4: Simplify right side
    39,505.50x = 1,239,648,902.37
  5. Step 5: Solve for x
    x = 1,239,648,902.37/39,505.50
  6. Step 6: Final answer
    x = 31,379.15

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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.