Home / 41,724.36-62,516.16-20,636.28

Finding the Fourth Proportional to 41,724.36, 62,516.16 and 20,636.28

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Solution

The fourth proportional to 41,724.36, 62,516.16 and 20,636.28 is: 30,919.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,724.36 : 62,516.16 = 20,636.28 : x
  2. Step 2: Convert to fraction form
    41,724.36/62,516.16 = 20,636.28/x
  3. Step 3: Cross multiply
    41,724.36x = 62,516.16 × 20,636.28
  4. Step 4: Simplify right side
    41,724.36x = 1,290,100,982.28
  5. Step 5: Solve for x
    x = 1,290,100,982.28/41,724.36
  6. Step 6: Final answer
    x = 30,919.61

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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.