Home / 20,268.63-30,392.82-6,224.85

Finding the Fourth Proportional to 20,268.63, 30,392.82 and 6,224.85

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Solution

The fourth proportional to 20,268.63, 30,392.82 and 6,224.85 is: 9,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268.63 : 30,392.82 = 6,224.85 : x
  2. Step 2: Convert to fraction form
    20,268.63/30,392.82 = 6,224.85/x
  3. Step 3: Cross multiply
    20,268.63x = 30,392.82 × 6,224.85
  4. Step 4: Simplify right side
    20,268.63x = 189,190,745.58
  5. Step 5: Solve for x
    x = 189,190,745.58/20,268.63
  6. Step 6: Final answer
    x = 9,334.17

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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.