Home / 17,121.82-25,647.35-10,080.14

Finding the Fourth Proportional to 17,121.82, 25,647.35 and 10,080.14

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Solution

The fourth proportional to 17,121.82, 25,647.35 and 10,080.14 is: 15,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121.82 : 25,647.35 = 10,080.14 : x
  2. Step 2: Convert to fraction form
    17,121.82/25,647.35 = 10,080.14/x
  3. Step 3: Cross multiply
    17,121.82x = 25,647.35 × 10,080.14
  4. Step 4: Simplify right side
    17,121.82x = 258,528,878.63
  5. Step 5: Solve for x
    x = 258,528,878.63/17,121.82
  6. Step 6: Final answer
    x = 15,099.38

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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.