Home / 36,823.92-50,815.20-20,906.28

Finding the Fourth Proportional to 36,823.92, 50,815.20 and 20,906.28

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Solution

The fourth proportional to 36,823.92, 50,815.20 and 20,906.28 is: 28,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,823.92 : 50,815.20 = 20,906.28 : x
  2. Step 2: Convert to fraction form
    36,823.92/50,815.20 = 20,906.28/x
  3. Step 3: Cross multiply
    36,823.92x = 50,815.20 × 20,906.28
  4. Step 4: Simplify right side
    36,823.92x = 1,062,356,799.46
  5. Step 5: Solve for x
    x = 1,062,356,799.46/36,823.92
  6. Step 6: Final answer
    x = 28,849.64

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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.