Home / 36,809.25-55,212.66-11,850.72

Finding the Fourth Proportional to 36,809.25, 55,212.66 and 11,850.72

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Solution

The fourth proportional to 36,809.25, 55,212.66 and 11,850.72 is: 17,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.25 : 55,212.66 = 11,850.72 : x
  2. Step 2: Convert to fraction form
    36,809.25/55,212.66 = 11,850.72/x
  3. Step 3: Cross multiply
    36,809.25x = 55,212.66 × 11,850.72
  4. Step 4: Simplify right side
    36,809.25x = 654,309,774.12
  5. Step 5: Solve for x
    x = 654,309,774.12/36,809.25
  6. Step 6: Final answer
    x = 17,775.69

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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.