Home / 26,381.44-39,576.06-7,661.62

Finding the Fourth Proportional to 26,381.44, 39,576.06 and 7,661.62

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Solution

The fourth proportional to 26,381.44, 39,576.06 and 7,661.62 is: 11,493.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,381.44 : 39,576.06 = 7,661.62 : x
  2. Step 2: Convert to fraction form
    26,381.44/39,576.06 = 7,661.62/x
  3. Step 3: Cross multiply
    26,381.44x = 39,576.06 × 7,661.62
  4. Step 4: Simplify right side
    26,381.44x = 303,216,732.82
  5. Step 5: Solve for x
    x = 303,216,732.82/26,381.44
  6. Step 6: Final answer
    x = 11,493.56

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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.