Home / 33,091.27-45,665.67-20,166.81

Finding the Fourth Proportional to 33,091.27, 45,665.67 and 20,166.81

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Solution

The fourth proportional to 33,091.27, 45,665.67 and 20,166.81 is: 27,830.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.27 : 45,665.67 = 20,166.81 : x
  2. Step 2: Convert to fraction form
    33,091.27/45,665.67 = 20,166.81/x
  3. Step 3: Cross multiply
    33,091.27x = 45,665.67 × 20,166.81
  4. Step 4: Simplify right side
    33,091.27x = 920,930,794.79
  5. Step 5: Solve for x
    x = 920,930,794.79/33,091.27
  6. Step 6: Final answer
    x = 27,830.02

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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.