Home / 19,550.07-29,324.97-7,863.12

Finding the Fourth Proportional to 19,550.07, 29,324.97 and 7,863.12

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Solution

The fourth proportional to 19,550.07, 29,324.97 and 7,863.12 is: 11,794.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.07 : 29,324.97 = 7,863.12 : x
  2. Step 2: Convert to fraction form
    19,550.07/29,324.97 = 7,863.12/x
  3. Step 3: Cross multiply
    19,550.07x = 29,324.97 × 7,863.12
  4. Step 4: Simplify right side
    19,550.07x = 230,585,758.11
  5. Step 5: Solve for x
    x = 230,585,758.11/19,550.07
  6. Step 6: Final answer
    x = 11,794.63

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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.