Home / 16,065.82-22,170.83-8,992.24

Finding the Fourth Proportional to 16,065.82, 22,170.83 and 8,992.24

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Solution

The fourth proportional to 16,065.82, 22,170.83 and 8,992.24 is: 12,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,065.82 : 22,170.83 = 8,992.24 : x
  2. Step 2: Convert to fraction form
    16,065.82/22,170.83 = 8,992.24/x
  3. Step 3: Cross multiply
    16,065.82x = 22,170.83 × 8,992.24
  4. Step 4: Simplify right side
    16,065.82x = 199,365,424.36
  5. Step 5: Solve for x
    x = 199,365,424.36/16,065.82
  6. Step 6: Final answer
    x = 12,409.29

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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.