Home / 36,039.58-49,728.66-20,124.04

Finding the Fourth Proportional to 36,039.58, 49,728.66 and 20,124.04

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Solution

The fourth proportional to 36,039.58, 49,728.66 and 20,124.04 is: 27,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.58 : 49,728.66 = 20,124.04 : x
  2. Step 2: Convert to fraction form
    36,039.58/49,728.66 = 20,124.04/x
  3. Step 3: Cross multiply
    36,039.58x = 49,728.66 × 20,124.04
  4. Step 4: Simplify right side
    36,039.58x = 1,000,741,542.99
  5. Step 5: Solve for x
    x = 1,000,741,542.99/36,039.58
  6. Step 6: Final answer
    x = 27,767.85

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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.