Home / 17,028.97-25,488.88-9,111.69

Finding the Fourth Proportional to 17,028.97, 25,488.88 and 9,111.69

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Solution

The fourth proportional to 17,028.97, 25,488.88 and 9,111.69 is: 13,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.97 : 25,488.88 = 9,111.69 : x
  2. Step 2: Convert to fraction form
    17,028.97/25,488.88 = 9,111.69/x
  3. Step 3: Cross multiply
    17,028.97x = 25,488.88 × 9,111.69
  4. Step 4: Simplify right side
    17,028.97x = 232,246,750.23
  5. Step 5: Solve for x
    x = 232,246,750.23/17,028.97
  6. Step 6: Final answer
    x = 13,638.33

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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.