Home / 51,135.44-76,647.26-24,781.28

Finding the Fourth Proportional to 51,135.44, 76,647.26 and 24,781.28

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Solution

The fourth proportional to 51,135.44, 76,647.26 and 24,781.28 is: 37,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,135.44 : 76,647.26 = 24,781.28 : x
  2. Step 2: Convert to fraction form
    51,135.44/76,647.26 = 24,781.28/x
  3. Step 3: Cross multiply
    51,135.44x = 76,647.26 × 24,781.28
  4. Step 4: Simplify right side
    51,135.44x = 1,899,416,890.01
  5. Step 5: Solve for x
    x = 1,899,416,890.01/51,135.44
  6. Step 6: Final answer
    x = 37,144.83

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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.