Home / 22,322.30-33,434.24-20,255.58

Finding the Fourth Proportional to 22,322.30, 33,434.24 and 20,255.58

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Solution

The fourth proportional to 22,322.30, 33,434.24 and 20,255.58 is: 30,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,322.30 : 33,434.24 = 20,255.58 : x
  2. Step 2: Convert to fraction form
    22,322.30/33,434.24 = 20,255.58/x
  3. Step 3: Cross multiply
    22,322.30x = 33,434.24 × 20,255.58
  4. Step 4: Simplify right side
    22,322.30x = 677,229,821.78
  5. Step 5: Solve for x
    x = 677,229,821.78/22,322.30
  6. Step 6: Final answer
    x = 30,338.72

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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.