Home / 51,771.26-77,644.05-22,185.74

Finding the Fourth Proportional to 51,771.26, 77,644.05 and 22,185.74

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Solution

The fourth proportional to 51,771.26, 77,644.05 and 22,185.74 is: 33,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,771.26 : 77,644.05 = 22,185.74 : x
  2. Step 2: Convert to fraction form
    51,771.26/77,644.05 = 22,185.74/x
  3. Step 3: Cross multiply
    51,771.26x = 77,644.05 × 22,185.74
  4. Step 4: Simplify right side
    51,771.26x = 1,722,590,705.85
  5. Step 5: Solve for x
    x = 1,722,590,705.85/51,771.26
  6. Step 6: Final answer
    x = 33,273.11

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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.