Home / 22,422.39-33,633.55-12,433.24

Finding the Fourth Proportional to 22,422.39, 33,633.55 and 12,433.24

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Solution

The fourth proportional to 22,422.39, 33,633.55 and 12,433.24 is: 18,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.39 : 33,633.55 = 12,433.24 : x
  2. Step 2: Convert to fraction form
    22,422.39/33,633.55 = 12,433.24/x
  3. Step 3: Cross multiply
    22,422.39x = 33,633.55 × 12,433.24
  4. Step 4: Simplify right side
    22,422.39x = 418,173,999.20
  5. Step 5: Solve for x
    x = 418,173,999.20/22,422.39
  6. Step 6: Final answer
    x = 18,649.84

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Similar ratio
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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.