Home / 38,560.55-57,819.34-11,898.97

Finding the Fourth Proportional to 38,560.55, 57,819.34 and 11,898.97

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Solution

The fourth proportional to 38,560.55, 57,819.34 and 11,898.97 is: 17,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,560.55 : 57,819.34 = 11,898.97 : x
  2. Step 2: Convert to fraction form
    38,560.55/57,819.34 = 11,898.97/x
  3. Step 3: Cross multiply
    38,560.55x = 57,819.34 × 11,898.97
  4. Step 4: Simplify right side
    38,560.55x = 687,990,532.58
  5. Step 5: Solve for x
    x = 687,990,532.58/38,560.55
  6. Step 6: Final answer
    x = 17,841.82

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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.