Home / 22,229.62-30,673.47-12,796.36

Finding the Fourth Proportional to 22,229.62, 30,673.47 and 12,796.36

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Solution

The fourth proportional to 22,229.62, 30,673.47 and 12,796.36 is: 17,657.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.62 : 30,673.47 = 12,796.36 : x
  2. Step 2: Convert to fraction form
    22,229.62/30,673.47 = 12,796.36/x
  3. Step 3: Cross multiply
    22,229.62x = 30,673.47 × 12,796.36
  4. Step 4: Simplify right side
    22,229.62x = 392,508,764.57
  5. Step 5: Solve for x
    x = 392,508,764.57/22,229.62
  6. Step 6: Final answer
    x = 17,657.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.