Home / 36,824.88-55,199.50-20,997.54

Finding the Fourth Proportional to 36,824.88, 55,199.50 and 20,997.54

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Solution

The fourth proportional to 36,824.88, 55,199.50 and 20,997.54 is: 31,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,824.88 : 55,199.50 = 20,997.54 : x
  2. Step 2: Convert to fraction form
    36,824.88/55,199.50 = 20,997.54/x
  3. Step 3: Cross multiply
    36,824.88x = 55,199.50 × 20,997.54
  4. Step 4: Simplify right side
    36,824.88x = 1,159,053,709.23
  5. Step 5: Solve for x
    x = 1,159,053,709.23/36,824.88
  6. Step 6: Final answer
    x = 31,474.75

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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.