Home / 29,794.20-44,691.30-21,009.78

Finding the Fourth Proportional to 29,794.20, 44,691.30 and 21,009.78

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Solution

The fourth proportional to 29,794.20, 44,691.30 and 21,009.78 is: 31,514.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,794.20 : 44,691.30 = 21,009.78 : x
  2. Step 2: Convert to fraction form
    29,794.20/44,691.30 = 21,009.78/x
  3. Step 3: Cross multiply
    29,794.20x = 44,691.30 × 21,009.78
  4. Step 4: Simplify right side
    29,794.20x = 938,954,380.91
  5. Step 5: Solve for x
    x = 938,954,380.91/29,794.20
  6. Step 6: Final answer
    x = 31,514.67

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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.