Home / 17,181.88-23,710.69-9,628.18

Finding the Fourth Proportional to 17,181.88, 23,710.69 and 9,628.18

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Solution

The fourth proportional to 17,181.88, 23,710.69 and 9,628.18 is: 13,286.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.88 : 23,710.69 = 9,628.18 : x
  2. Step 2: Convert to fraction form
    17,181.88/23,710.69 = 9,628.18/x
  3. Step 3: Cross multiply
    17,181.88x = 23,710.69 × 9,628.18
  4. Step 4: Simplify right side
    17,181.88x = 228,290,791.24
  5. Step 5: Solve for x
    x = 228,290,791.24/17,181.88
  6. Step 6: Final answer
    x = 13,286.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.