Home / 36,217.16-49,979.52-20,301.61

Finding the Fourth Proportional to 36,217.16, 49,979.52 and 20,301.61

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Solution

The fourth proportional to 36,217.16, 49,979.52 and 20,301.61 is: 28,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,217.16 : 49,979.52 = 20,301.61 : x
  2. Step 2: Convert to fraction form
    36,217.16/49,979.52 = 20,301.61/x
  3. Step 3: Cross multiply
    36,217.16x = 49,979.52 × 20,301.61
  4. Step 4: Simplify right side
    36,217.16x = 1,014,664,723.03
  5. Step 5: Solve for x
    x = 1,014,664,723.03/36,217.16
  6. Step 6: Final answer
    x = 28,016.13

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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.