Home / 26,196.78-39,286.67-11,401.32

Finding the Fourth Proportional to 26,196.78, 39,286.67 and 11,401.32

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Solution

The fourth proportional to 26,196.78, 39,286.67 and 11,401.32 is: 17,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,196.78 : 39,286.67 = 11,401.32 : x
  2. Step 2: Convert to fraction form
    26,196.78/39,286.67 = 11,401.32/x
  3. Step 3: Cross multiply
    26,196.78x = 39,286.67 × 11,401.32
  4. Step 4: Simplify right side
    26,196.78x = 447,919,839.40
  5. Step 5: Solve for x
    x = 447,919,839.40/26,196.78
  6. Step 6: Final answer
    x = 17,098.28

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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.