Home / 36,113.91-49,837.35-20,198.35

Finding the Fourth Proportional to 36,113.91, 49,837.35 and 20,198.35

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Solution

The fourth proportional to 36,113.91, 49,837.35 and 20,198.35 is: 27,873.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,113.91 : 49,837.35 = 20,198.35 : x
  2. Step 2: Convert to fraction form
    36,113.91/49,837.35 = 20,198.35/x
  3. Step 3: Cross multiply
    36,113.91x = 49,837.35 × 20,198.35
  4. Step 4: Simplify right side
    36,113.91x = 1,006,632,238.37
  5. Step 5: Solve for x
    x = 1,006,632,238.37/36,113.91
  6. Step 6: Final answer
    x = 27,873.81

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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.