Home / 17,321.85-25,982.73-4,174.20

Finding the Fourth Proportional to 17,321.85, 25,982.73 and 4,174.20

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Solution

The fourth proportional to 17,321.85, 25,982.73 and 4,174.20 is: 6,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.85 : 25,982.73 = 4,174.20 : x
  2. Step 2: Convert to fraction form
    17,321.85/25,982.73 = 4,174.20/x
  3. Step 3: Cross multiply
    17,321.85x = 25,982.73 × 4,174.20
  4. Step 4: Simplify right side
    17,321.85x = 108,457,111.57
  5. Step 5: Solve for x
    x = 108,457,111.57/17,321.85
  6. Step 6: Final answer
    x = 6,261.29

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Similar ratio
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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.