Home / 22,078.07-33,131.99-8,227.07

Finding the Fourth Proportional to 22,078.07, 33,131.99 and 8,227.07

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Solution

The fourth proportional to 22,078.07, 33,131.99 and 8,227.07 is: 12,346.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.07 : 33,131.99 = 8,227.07 : x
  2. Step 2: Convert to fraction form
    22,078.07/33,131.99 = 8,227.07/x
  3. Step 3: Cross multiply
    22,078.07x = 33,131.99 × 8,227.07
  4. Step 4: Simplify right side
    22,078.07x = 272,579,200.97
  5. Step 5: Solve for x
    x = 272,579,200.97/22,078.07
  6. Step 6: Final answer
    x = 12,346.15

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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.