Home / 51,174.45-76,773.35-15,640.82

Finding the Fourth Proportional to 51,174.45, 76,773.35 and 15,640.82

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Solution

The fourth proportional to 51,174.45, 76,773.35 and 15,640.82 is: 23,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,174.45 : 76,773.35 = 15,640.82 : x
  2. Step 2: Convert to fraction form
    51,174.45/76,773.35 = 15,640.82/x
  3. Step 3: Cross multiply
    51,174.45x = 76,773.35 × 15,640.82
  4. Step 4: Simplify right side
    51,174.45x = 1,200,798,379.18
  5. Step 5: Solve for x
    x = 1,200,798,379.18/51,174.45
  6. Step 6: Final answer
    x = 23,464.80

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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.