Home / 24,819.82-34,251.68-13,489.54

Finding the Fourth Proportional to 24,819.82, 34,251.68 and 13,489.54

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Solution

The fourth proportional to 24,819.82, 34,251.68 and 13,489.54 is: 18,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,819.82 : 34,251.68 = 13,489.54 : x
  2. Step 2: Convert to fraction form
    24,819.82/34,251.68 = 13,489.54/x
  3. Step 3: Cross multiply
    24,819.82x = 34,251.68 × 13,489.54
  4. Step 4: Simplify right side
    24,819.82x = 462,039,407.43
  5. Step 5: Solve for x
    x = 462,039,407.43/24,819.82
  6. Step 6: Final answer
    x = 18,615.74

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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.