Home / 22,778.24-34,215.94-21,446.60

Finding the Fourth Proportional to 22,778.24, 34,215.94 and 21,446.60

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Solution

The fourth proportional to 22,778.24, 34,215.94 and 21,446.60 is: 32,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,778.24 : 34,215.94 = 21,446.60 : x
  2. Step 2: Convert to fraction form
    22,778.24/34,215.94 = 21,446.60/x
  3. Step 3: Cross multiply
    22,778.24x = 34,215.94 × 21,446.60
  4. Step 4: Simplify right side
    22,778.24x = 733,815,578.80
  5. Step 5: Solve for x
    x = 733,815,578.80/22,778.24
  6. Step 6: Final answer
    x = 32,215.64

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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.