Home / 17,010.96-25,506.84-5,321.04

Finding the Fourth Proportional to 17,010.96, 25,506.84 and 5,321.04

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Solution

The fourth proportional to 17,010.96, 25,506.84 and 5,321.04 is: 7,978.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,010.96 : 25,506.84 = 5,321.04 : x
  2. Step 2: Convert to fraction form
    17,010.96/25,506.84 = 5,321.04/x
  3. Step 3: Cross multiply
    17,010.96x = 25,506.84 × 5,321.04
  4. Step 4: Simplify right side
    17,010.96x = 135,722,915.91
  5. Step 5: Solve for x
    x = 135,722,915.91/17,010.96
  6. Step 6: Final answer
    x = 7,978.56

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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.