Home / 36,081.14-49,791.66-20,165.18

Finding the Fourth Proportional to 36,081.14, 49,791.66 and 20,165.18

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Solution

The fourth proportional to 36,081.14, 49,791.66 and 20,165.18 is: 27,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.14 : 49,791.66 = 20,165.18 : x
  2. Step 2: Convert to fraction form
    36,081.14/49,791.66 = 20,165.18/x
  3. Step 3: Cross multiply
    36,081.14x = 49,791.66 × 20,165.18
  4. Step 4: Simplify right side
    36,081.14x = 1,004,057,786.40
  5. Step 5: Solve for x
    x = 1,004,057,786.40/36,081.14
  6. Step 6: Final answer
    x = 27,827.77

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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.