Home / 22,378.35-33,560.66-7,382.70

Finding the Fourth Proportional to 22,378.35, 33,560.66 and 7,382.70

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Solution

The fourth proportional to 22,378.35, 33,560.66 and 7,382.70 is: 11,071.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,378.35 : 33,560.66 = 7,382.70 : x
  2. Step 2: Convert to fraction form
    22,378.35/33,560.66 = 7,382.70/x
  3. Step 3: Cross multiply
    22,378.35x = 33,560.66 × 7,382.70
  4. Step 4: Simplify right side
    22,378.35x = 247,768,079.87
  5. Step 5: Solve for x
    x = 247,768,079.87/22,378.35
  6. Step 6: Final answer
    x = 11,071.78

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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.