Home / 29,920.91-41,330.30-22,354.09

Finding the Fourth Proportional to 29,920.91, 41,330.30 and 22,354.09

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Solution

The fourth proportional to 29,920.91, 41,330.30 and 22,354.09 is: 30,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,920.91 : 41,330.30 = 22,354.09 : x
  2. Step 2: Convert to fraction form
    29,920.91/41,330.30 = 22,354.09/x
  3. Step 3: Cross multiply
    29,920.91x = 41,330.30 × 22,354.09
  4. Step 4: Simplify right side
    29,920.91x = 923,901,245.93
  5. Step 5: Solve for x
    x = 923,901,245.93/29,920.91
  6. Step 6: Final answer
    x = 30,878.11

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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.