Home / 36,109.33-54,169.83-11,143.54

Finding the Fourth Proportional to 36,109.33, 54,169.83 and 11,143.54

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Solution

The fourth proportional to 36,109.33, 54,169.83 and 11,143.54 is: 16,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.33 : 54,169.83 = 11,143.54 : x
  2. Step 2: Convert to fraction form
    36,109.33/54,169.83 = 11,143.54/x
  3. Step 3: Cross multiply
    36,109.33x = 54,169.83 × 11,143.54
  4. Step 4: Simplify right side
    36,109.33x = 603,643,735.11
  5. Step 5: Solve for x
    x = 603,643,735.11/36,109.33
  6. Step 6: Final answer
    x = 16,717.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.