Home / 36,033.54-49,730.49-20,120.10

Finding the Fourth Proportional to 36,033.54, 49,730.49 and 20,120.10

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Solution

The fourth proportional to 36,033.54, 49,730.49 and 20,120.10 is: 27,768.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,033.54 : 49,730.49 = 20,120.10 : x
  2. Step 2: Convert to fraction form
    36,033.54/49,730.49 = 20,120.10/x
  3. Step 3: Cross multiply
    36,033.54x = 49,730.49 × 20,120.10
  4. Step 4: Simplify right side
    36,033.54x = 1,000,582,431.85
  5. Step 5: Solve for x
    x = 1,000,582,431.85/36,033.54
  6. Step 6: Final answer
    x = 27,768.09

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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.