Home / 36,849.07-55,273.61-9,147.07

Finding the Fourth Proportional to 36,849.07, 55,273.61 and 9,147.07

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Solution

The fourth proportional to 36,849.07, 55,273.61 and 9,147.07 is: 13,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,849.07 : 55,273.61 = 9,147.07 : x
  2. Step 2: Convert to fraction form
    36,849.07/55,273.61 = 9,147.07/x
  3. Step 3: Cross multiply
    36,849.07x = 55,273.61 × 9,147.07
  4. Step 4: Simplify right side
    36,849.07x = 505,591,579.82
  5. Step 5: Solve for x
    x = 505,591,579.82/36,849.07
  6. Step 6: Final answer
    x = 13,720.61

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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.