Home / 22,004.20-33,006.30-21,226.60

Finding the Fourth Proportional to 22,004.20, 33,006.30 and 21,226.60

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Solution

The fourth proportional to 22,004.20, 33,006.30 and 21,226.60 is: 31,839.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.20 : 33,006.30 = 21,226.60 : x
  2. Step 2: Convert to fraction form
    22,004.20/33,006.30 = 21,226.60/x
  3. Step 3: Cross multiply
    22,004.20x = 33,006.30 × 21,226.60
  4. Step 4: Simplify right side
    22,004.20x = 700,611,527.58
  5. Step 5: Solve for x
    x = 700,611,527.58/22,004.20
  6. Step 6: Final answer
    x = 31,839.90

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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.