Home / 17,708.35-26,556.86-7,181.00

Finding the Fourth Proportional to 17,708.35, 26,556.86 and 7,181.00

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Solution

The fourth proportional to 17,708.35, 26,556.86 and 7,181.00 is: 10,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,708.35 : 26,556.86 = 7,181.00 : x
  2. Step 2: Convert to fraction form
    17,708.35/26,556.86 = 7,181.00/x
  3. Step 3: Cross multiply
    17,708.35x = 26,556.86 × 7,181.00
  4. Step 4: Simplify right side
    17,708.35x = 190,704,945.80
  5. Step 5: Solve for x
    x = 190,704,945.80/17,708.35
  6. Step 6: Final answer
    x = 10,769.21

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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.