Home / 34,109.88-51,147.66-19,882.94

Finding the Fourth Proportional to 34,109.88, 51,147.66 and 19,882.94

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Solution

The fourth proportional to 34,109.88, 51,147.66 and 19,882.94 is: 29,814.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,109.88 : 51,147.66 = 19,882.94 : x
  2. Step 2: Convert to fraction form
    34,109.88/51,147.66 = 19,882.94/x
  3. Step 3: Cross multiply
    34,109.88x = 51,147.66 × 19,882.94
  4. Step 4: Simplify right side
    34,109.88x = 1,016,965,854.92
  5. Step 5: Solve for x
    x = 1,016,965,854.92/34,109.88
  6. Step 6: Final answer
    x = 29,814.41

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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.