Home / 51,201.26-76,749.17-19,602.71

Finding the Fourth Proportional to 51,201.26, 76,749.17 and 19,602.71

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Solution

The fourth proportional to 51,201.26, 76,749.17 and 19,602.71 is: 29,383.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,201.26 : 76,749.17 = 19,602.71 : x
  2. Step 2: Convert to fraction form
    51,201.26/76,749.17 = 19,602.71/x
  3. Step 3: Cross multiply
    51,201.26x = 76,749.17 × 19,602.71
  4. Step 4: Simplify right side
    51,201.26x = 1,504,491,638.57
  5. Step 5: Solve for x
    x = 1,504,491,638.57/51,201.26
  6. Step 6: Final answer
    x = 29,383.88

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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.