Home / 36,821.48-55,231.12-10,169.09

Finding the Fourth Proportional to 36,821.48, 55,231.12 and 10,169.09

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Solution

The fourth proportional to 36,821.48, 55,231.12 and 10,169.09 is: 15,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821.48 : 55,231.12 = 10,169.09 : x
  2. Step 2: Convert to fraction form
    36,821.48/55,231.12 = 10,169.09/x
  3. Step 3: Cross multiply
    36,821.48x = 55,231.12 × 10,169.09
  4. Step 4: Simplify right side
    36,821.48x = 561,650,230.08
  5. Step 5: Solve for x
    x = 561,650,230.08/36,821.48
  6. Step 6: Final answer
    x = 15,253.33

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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.