Home / 33,162.60-45,766.82-19,019.88

Finding the Fourth Proportional to 33,162.60, 45,766.82 and 19,019.88

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Solution

The fourth proportional to 33,162.60, 45,766.82 and 19,019.88 is: 26,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,162.60 : 45,766.82 = 19,019.88 : x
  2. Step 2: Convert to fraction form
    33,162.60/45,766.82 = 19,019.88/x
  3. Step 3: Cross multiply
    33,162.60x = 45,766.82 × 19,019.88
  4. Step 4: Simplify right side
    33,162.60x = 870,479,424.38
  5. Step 5: Solve for x
    x = 870,479,424.38/33,162.60
  6. Step 6: Final answer
    x = 26,248.83

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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.