Home / 36,224.12-49,991.69-20,309.60

Finding the Fourth Proportional to 36,224.12, 49,991.69 and 20,309.60

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Solution

The fourth proportional to 36,224.12, 49,991.69 and 20,309.60 is: 28,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,224.12 : 49,991.69 = 20,309.60 : x
  2. Step 2: Convert to fraction form
    36,224.12/49,991.69 = 20,309.60/x
  3. Step 3: Cross multiply
    36,224.12x = 49,991.69 × 20,309.60
  4. Step 4: Simplify right side
    36,224.12x = 1,015,311,227.22
  5. Step 5: Solve for x
    x = 1,015,311,227.22/36,224.12
  6. Step 6: Final answer
    x = 28,028.60

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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.