Home / 16,226.82-22,394.73-9,518.09

Finding the Fourth Proportional to 16,226.82, 22,394.73 and 9,518.09

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Solution

The fourth proportional to 16,226.82, 22,394.73 and 9,518.09 is: 13,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.82 : 22,394.73 = 9,518.09 : x
  2. Step 2: Convert to fraction form
    16,226.82/22,394.73 = 9,518.09/x
  3. Step 3: Cross multiply
    16,226.82x = 22,394.73 × 9,518.09
  4. Step 4: Simplify right side
    16,226.82x = 213,154,943.69
  5. Step 5: Solve for x
    x = 213,154,943.69/16,226.82
  6. Step 6: Final answer
    x = 13,135.97

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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.