Home / 14,193.36-19,591.20-8,226.54

Finding the Fourth Proportional to 14,193.36, 19,591.20 and 8,226.54

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Solution

The fourth proportional to 14,193.36, 19,591.20 and 8,226.54 is: 11,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.36 : 19,591.20 = 8,226.54 : x
  2. Step 2: Convert to fraction form
    14,193.36/19,591.20 = 8,226.54/x
  3. Step 3: Cross multiply
    14,193.36x = 19,591.20 × 8,226.54
  4. Step 4: Simplify right side
    14,193.36x = 161,167,790.45
  5. Step 5: Solve for x
    x = 161,167,790.45/14,193.36
  6. Step 6: Final answer
    x = 11,355.15

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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.