Home / 36,217.16-49,979.62-20,301.62

Finding the Fourth Proportional to 36,217.16, 49,979.62 and 20,301.62

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Solution

The fourth proportional to 36,217.16, 49,979.62 and 20,301.62 is: 28,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,217.16 : 49,979.62 = 20,301.62 : x
  2. Step 2: Convert to fraction form
    36,217.16/49,979.62 = 20,301.62/x
  3. Step 3: Cross multiply
    36,217.16x = 49,979.62 × 20,301.62
  4. Step 4: Simplify right side
    36,217.16x = 1,014,667,252.98
  5. Step 5: Solve for x
    x = 1,014,667,252.98/36,217.16
  6. Step 6: Final answer
    x = 28,016.20

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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.