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Finding the Fourth Proportional to 51,190.44, 76,733.04 and 19,593.09

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Solution

The fourth proportional to 51,190.44, 76,733.04 and 19,593.09 is: 29,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,190.44 : 76,733.04 = 19,593.09 : x
  2. Step 2: Convert to fraction form
    51,190.44/76,733.04 = 19,593.09/x
  3. Step 3: Cross multiply
    51,190.44x = 76,733.04 × 19,593.09
  4. Step 4: Simplify right side
    51,190.44x = 1,503,437,358.69
  5. Step 5: Solve for x
    x = 1,503,437,358.69/51,190.44
  6. Step 6: Final answer
    x = 29,369.49

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1.5x scale

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.