Home / 36,224.88-49,990.20-20,309.32

Finding the Fourth Proportional to 36,224.88, 49,990.20 and 20,309.32

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Solution

The fourth proportional to 36,224.88, 49,990.20 and 20,309.32 is: 28,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,224.88 : 49,990.20 = 20,309.32 : x
  2. Step 2: Convert to fraction form
    36,224.88/49,990.20 = 20,309.32/x
  3. Step 3: Cross multiply
    36,224.88x = 49,990.20 × 20,309.32
  4. Step 4: Simplify right side
    36,224.88x = 1,015,266,968.66
  5. Step 5: Solve for x
    x = 1,015,266,968.66/36,224.88
  6. Step 6: Final answer
    x = 28,026.79

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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.