Home / 13,356.35-20,027.13-5,464.41

Finding the Fourth Proportional to 13,356.35, 20,027.13 and 5,464.41

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Solution

The fourth proportional to 13,356.35, 20,027.13 and 5,464.41 is: 8,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.35 : 20,027.13 = 5,464.41 : x
  2. Step 2: Convert to fraction form
    13,356.35/20,027.13 = 5,464.41/x
  3. Step 3: Cross multiply
    13,356.35x = 20,027.13 × 5,464.41
  4. Step 4: Simplify right side
    13,356.35x = 109,436,449.44
  5. Step 5: Solve for x
    x = 109,436,449.44/13,356.35
  6. Step 6: Final answer
    x = 8,193.59

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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.