Home / 17,648.26-26,466.51-7,115.56

Finding the Fourth Proportional to 17,648.26, 26,466.51 and 7,115.56

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Solution

The fourth proportional to 17,648.26, 26,466.51 and 7,115.56 is: 10,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,648.26 : 26,466.51 = 7,115.56 : x
  2. Step 2: Convert to fraction form
    17,648.26/26,466.51 = 7,115.56/x
  3. Step 3: Cross multiply
    17,648.26x = 26,466.51 × 7,115.56
  4. Step 4: Simplify right side
    17,648.26x = 188,324,039.90
  5. Step 5: Solve for x
    x = 188,324,039.90/17,648.26
  6. Step 6: Final answer
    x = 10,670.97

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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.