Home / 17,174.45-23,660.27-16,141.09

Finding the Fourth Proportional to 17,174.45, 23,660.27 and 16,141.09

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Solution

The fourth proportional to 17,174.45, 23,660.27 and 16,141.09 is: 22,236.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,174.45 : 23,660.27 = 16,141.09 : x
  2. Step 2: Convert to fraction form
    17,174.45/23,660.27 = 16,141.09/x
  3. Step 3: Cross multiply
    17,174.45x = 23,660.27 × 16,141.09
  4. Step 4: Simplify right side
    17,174.45x = 381,902,617.42
  5. Step 5: Solve for x
    x = 381,902,617.42/17,174.45
  6. Step 6: Final answer
    x = 22,236.67

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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.