Home / 20,544.82-30,798.06-11,170.96

Finding the Fourth Proportional to 20,544.82, 30,798.06 and 11,170.96

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Solution

The fourth proportional to 20,544.82, 30,798.06 and 11,170.96 is: 16,746.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544.82 : 30,798.06 = 11,170.96 : x
  2. Step 2: Convert to fraction form
    20,544.82/30,798.06 = 11,170.96/x
  3. Step 3: Cross multiply
    20,544.82x = 30,798.06 × 11,170.96
  4. Step 4: Simplify right side
    20,544.82x = 344,043,896.34
  5. Step 5: Solve for x
    x = 344,043,896.34/20,544.82
  6. Step 6: Final answer
    x = 16,746.02

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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.