Home / 22,221.46-33,295.74-13,458.88

Finding the Fourth Proportional to 22,221.46, 33,295.74 and 13,458.88

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Solution

The fourth proportional to 22,221.46, 33,295.74 and 13,458.88 is: 20,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,221.46 : 33,295.74 = 13,458.88 : x
  2. Step 2: Convert to fraction form
    22,221.46/33,295.74 = 13,458.88/x
  3. Step 3: Cross multiply
    22,221.46x = 33,295.74 × 13,458.88
  4. Step 4: Simplify right side
    22,221.46x = 448,123,369.17
  5. Step 5: Solve for x
    x = 448,123,369.17/22,221.46
  6. Step 6: Final answer
    x = 20,166.24

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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.