Home / 17,124.89-25,687.34-7,257.25

Finding the Fourth Proportional to 17,124.89, 25,687.34 and 7,257.25

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Solution

The fourth proportional to 17,124.89, 25,687.34 and 7,257.25 is: 10,885.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,124.89 : 25,687.34 = 7,257.25 : x
  2. Step 2: Convert to fraction form
    17,124.89/25,687.34 = 7,257.25/x
  3. Step 3: Cross multiply
    17,124.89x = 25,687.34 × 7,257.25
  4. Step 4: Simplify right side
    17,124.89x = 186,419,499.52
  5. Step 5: Solve for x
    x = 186,419,499.52/17,124.89
  6. Step 6: Final answer
    x = 10,885.88

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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.