Home / 17,986.66-26,983.11-5,506.39

Finding the Fourth Proportional to 17,986.66, 26,983.11 and 5,506.39

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Solution

The fourth proportional to 17,986.66, 26,983.11 and 5,506.39 is: 8,260.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.66 : 26,983.11 = 5,506.39 : x
  2. Step 2: Convert to fraction form
    17,986.66/26,983.11 = 5,506.39/x
  3. Step 3: Cross multiply
    17,986.66x = 26,983.11 × 5,506.39
  4. Step 4: Simplify right side
    17,986.66x = 148,579,527.07
  5. Step 5: Solve for x
    x = 148,579,527.07/17,986.66
  6. Step 6: Final answer
    x = 8,260.54

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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.