Home / 22,161.76-30,573.84-14,201.44

Finding the Fourth Proportional to 22,161.76, 30,573.84 and 14,201.44

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Solution

The fourth proportional to 22,161.76, 30,573.84 and 14,201.44 is: 19,591.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.76 : 30,573.84 = 14,201.44 : x
  2. Step 2: Convert to fraction form
    22,161.76/30,573.84 = 14,201.44/x
  3. Step 3: Cross multiply
    22,161.76x = 30,573.84 × 14,201.44
  4. Step 4: Simplify right side
    22,161.76x = 434,192,554.33
  5. Step 5: Solve for x
    x = 434,192,554.33/22,161.76
  6. Step 6: Final answer
    x = 19,591.97

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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.