Home / 17,988.37-26,982.61-5,508.34

Finding the Fourth Proportional to 17,988.37, 26,982.61 and 5,508.34

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Solution

The fourth proportional to 17,988.37, 26,982.61 and 5,508.34 is: 8,262.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.37 : 26,982.61 = 5,508.34 : x
  2. Step 2: Convert to fraction form
    17,988.37/26,982.61 = 5,508.34/x
  3. Step 3: Cross multiply
    17,988.37x = 26,982.61 × 5,508.34
  4. Step 4: Simplify right side
    17,988.37x = 148,629,278.93
  5. Step 5: Solve for x
    x = 148,629,278.93/17,988.37
  6. Step 6: Final answer
    x = 8,262.52

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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.