Home / 36,827.92-50,820.78-20,910.28

Finding the Fourth Proportional to 36,827.92, 50,820.78 and 20,910.28

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Solution

The fourth proportional to 36,827.92, 50,820.78 and 20,910.28 is: 28,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,827.92 : 50,820.78 = 20,910.28 : x
  2. Step 2: Convert to fraction form
    36,827.92/50,820.78 = 20,910.28/x
  3. Step 3: Cross multiply
    36,827.92x = 50,820.78 × 20,910.28
  4. Step 4: Simplify right side
    36,827.92x = 1,062,676,739.62
  5. Step 5: Solve for x
    x = 1,062,676,739.62/36,827.92
  6. Step 6: Final answer
    x = 28,855.19

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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.