Home / 13,933.94-20,893.12-4,571.44

Finding the Fourth Proportional to 13,933.94, 20,893.12 and 4,571.44

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Solution

The fourth proportional to 13,933.94, 20,893.12 and 4,571.44 is: 6,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.94 : 20,893.12 = 4,571.44 : x
  2. Step 2: Convert to fraction form
    13,933.94/20,893.12 = 4,571.44/x
  3. Step 3: Cross multiply
    13,933.94x = 20,893.12 × 4,571.44
  4. Step 4: Simplify right side
    13,933.94x = 95,511,580.83
  5. Step 5: Solve for x
    x = 95,511,580.83/13,933.94
  6. Step 6: Final answer
    x = 6,854.60

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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.