Home / 17,819.28-24,591-11,542.56

Finding the Fourth Proportional to 17,819.28, 24,591 and 11,542.56

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Solution

The fourth proportional to 17,819.28, 24,591 and 11,542.56 is: 15,928.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,819.28 : 24,591 = 11,542.56 : x
  2. Step 2: Convert to fraction form
    17,819.28/24,591 = 11,542.56/x
  3. Step 3: Cross multiply
    17,819.28x = 24,591 × 11,542.56
  4. Step 4: Simplify right side
    17,819.28x = 283,843,092.96
  5. Step 5: Solve for x
    x = 283,843,092.96/17,819.28
  6. Step 6: Final answer
    x = 15,928.99

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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.