Home / 13,773.06-20,660.96-4,410.73

Finding the Fourth Proportional to 13,773.06, 20,660.96 and 4,410.73

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Solution

The fourth proportional to 13,773.06, 20,660.96 and 4,410.73 is: 6,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,773.06 : 20,660.96 = 4,410.73 : x
  2. Step 2: Convert to fraction form
    13,773.06/20,660.96 = 4,410.73/x
  3. Step 3: Cross multiply
    13,773.06x = 20,660.96 × 4,410.73
  4. Step 4: Simplify right side
    13,773.06x = 91,129,790.74
  5. Step 5: Solve for x
    x = 91,129,790.74/13,773.06
  6. Step 6: Final answer
    x = 6,616.52

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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.