Home / 36,034.94-49,728.21-20,119.39

Finding the Fourth Proportional to 36,034.94, 49,728.21 and 20,119.39

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Solution

The fourth proportional to 36,034.94, 49,728.21 and 20,119.39 is: 27,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.94 : 49,728.21 = 20,119.39 : x
  2. Step 2: Convert to fraction form
    36,034.94/49,728.21 = 20,119.39/x
  3. Step 3: Cross multiply
    36,034.94x = 49,728.21 × 20,119.39
  4. Step 4: Simplify right side
    36,034.94x = 1,000,501,051.22
  5. Step 5: Solve for x
    x = 1,000,501,051.22/36,034.94
  6. Step 6: Final answer
    x = 27,764.75

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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.