Home / 17,202.38-23,680.96-15,433.34

Finding the Fourth Proportional to 17,202.38, 23,680.96 and 15,433.34

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Solution

The fourth proportional to 17,202.38, 23,680.96 and 15,433.34 is: 21,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202.38 : 23,680.96 = 15,433.34 : x
  2. Step 2: Convert to fraction form
    17,202.38/23,680.96 = 15,433.34/x
  3. Step 3: Cross multiply
    17,202.38x = 23,680.96 × 15,433.34
  4. Step 4: Simplify right side
    17,202.38x = 365,476,150.22
  5. Step 5: Solve for x
    x = 365,476,150.22/17,202.38
  6. Step 6: Final answer
    x = 21,245.68

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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.