Home / 19,351.99-29,028.17-6,872.23

Finding the Fourth Proportional to 19,351.99, 29,028.17 and 6,872.23

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Solution

The fourth proportional to 19,351.99, 29,028.17 and 6,872.23 is: 10,308.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.99 : 29,028.17 = 6,872.23 : x
  2. Step 2: Convert to fraction form
    19,351.99/29,028.17 = 6,872.23/x
  3. Step 3: Cross multiply
    19,351.99x = 29,028.17 × 6,872.23
  4. Step 4: Simplify right side
    19,351.99x = 199,488,260.72
  5. Step 5: Solve for x
    x = 199,488,260.72/19,351.99
  6. Step 6: Final answer
    x = 10,308.41

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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.