Home / 22,168.75-33,234.41-10,316.39

Finding the Fourth Proportional to 22,168.75, 33,234.41 and 10,316.39

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Solution

The fourth proportional to 22,168.75, 33,234.41 and 10,316.39 is: 15,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.75 : 33,234.41 = 10,316.39 : x
  2. Step 2: Convert to fraction form
    22,168.75/33,234.41 = 10,316.39/x
  3. Step 3: Cross multiply
    22,168.75x = 33,234.41 × 10,316.39
  4. Step 4: Simplify right side
    22,168.75x = 342,859,083.40
  5. Step 5: Solve for x
    x = 342,859,083.40/22,168.75
  6. Step 6: Final answer
    x = 15,465.88

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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.