Home / 22,799.28-31,466.66-13,367.85

Finding the Fourth Proportional to 22,799.28, 31,466.66 and 13,367.85

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Solution

The fourth proportional to 22,799.28, 31,466.66 and 13,367.85 is: 18,449.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,799.28 : 31,466.66 = 13,367.85 : x
  2. Step 2: Convert to fraction form
    22,799.28/31,466.66 = 13,367.85/x
  3. Step 3: Cross multiply
    22,799.28x = 31,466.66 × 13,367.85
  4. Step 4: Simplify right side
    22,799.28x = 420,641,590.88
  5. Step 5: Solve for x
    x = 420,641,590.88/22,799.28
  6. Step 6: Final answer
    x = 18,449.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.