Home / 22,422.45-33,589.89-13,635.57

Finding the Fourth Proportional to 22,422.45, 33,589.89 and 13,635.57

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Solution

The fourth proportional to 22,422.45, 33,589.89 and 13,635.57 is: 20,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.45 : 33,589.89 = 13,635.57 : x
  2. Step 2: Convert to fraction form
    22,422.45/33,589.89 = 13,635.57/x
  3. Step 3: Cross multiply
    22,422.45x = 33,589.89 × 13,635.57
  4. Step 4: Simplify right side
    22,422.45x = 458,017,296.39
  5. Step 5: Solve for x
    x = 458,017,296.39/22,422.45
  6. Step 6: Final answer
    x = 20,426.73

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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.