Home / 36,828.42-50,821.47-20,910.75

Finding the Fourth Proportional to 36,828.42, 50,821.47 and 20,910.75

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Solution

The fourth proportional to 36,828.42, 50,821.47 and 20,910.75 is: 28,855.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.42 : 50,821.47 = 20,910.75 : x
  2. Step 2: Convert to fraction form
    36,828.42/50,821.47 = 20,910.75/x
  3. Step 3: Cross multiply
    36,828.42x = 50,821.47 × 20,910.75
  4. Step 4: Simplify right side
    36,828.42x = 1,062,715,053.80
  5. Step 5: Solve for x
    x = 1,062,715,053.80/36,828.42
  6. Step 6: Final answer
    x = 28,855.84

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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.