Home / 22,446.20-33,620.34-18,506.36

Finding the Fourth Proportional to 22,446.20, 33,620.34 and 18,506.36

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Solution

The fourth proportional to 22,446.20, 33,620.34 and 18,506.36 is: 27,719.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,446.20 : 33,620.34 = 18,506.36 : x
  2. Step 2: Convert to fraction form
    22,446.20/33,620.34 = 18,506.36/x
  3. Step 3: Cross multiply
    22,446.20x = 33,620.34 × 18,506.36
  4. Step 4: Simplify right side
    22,446.20x = 622,190,115.36
  5. Step 5: Solve for x
    x = 622,190,115.36/22,446.20
  6. Step 6: Final answer
    x = 27,719.17

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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.