Home / 17,083.60-25,625.40-10,517.20

Finding the Fourth Proportional to 17,083.60, 25,625.40 and 10,517.20

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Solution

The fourth proportional to 17,083.60, 25,625.40 and 10,517.20 is: 15,775.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,083.60 : 25,625.40 = 10,517.20 : x
  2. Step 2: Convert to fraction form
    17,083.60/25,625.40 = 10,517.20/x
  3. Step 3: Cross multiply
    17,083.60x = 25,625.40 × 10,517.20
  4. Step 4: Simplify right side
    17,083.60x = 269,507,456.88
  5. Step 5: Solve for x
    x = 269,507,456.88/17,083.60
  6. Step 6: Final answer
    x = 15,775.80

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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.