Home / 20,026.26-27,635.75-11,073.54

Finding the Fourth Proportional to 20,026.26, 27,635.75 and 11,073.54

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Solution

The fourth proportional to 20,026.26, 27,635.75 and 11,073.54 is: 15,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026.26 : 27,635.75 = 11,073.54 : x
  2. Step 2: Convert to fraction form
    20,026.26/27,635.75 = 11,073.54/x
  3. Step 3: Cross multiply
    20,026.26x = 27,635.75 × 11,073.54
  4. Step 4: Simplify right side
    20,026.26x = 306,025,583.06
  5. Step 5: Solve for x
    x = 306,025,583.06/20,026.26
  6. Step 6: Final answer
    x = 15,281.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.