Home / 20,035.35-27,648.39-11,083.23

Finding the Fourth Proportional to 20,035.35, 27,648.39 and 11,083.23

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Solution

The fourth proportional to 20,035.35, 27,648.39 and 11,083.23 is: 15,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.35 : 27,648.39 = 11,083.23 : x
  2. Step 2: Convert to fraction form
    20,035.35/27,648.39 = 11,083.23/x
  3. Step 3: Cross multiply
    20,035.35x = 27,648.39 × 11,083.23
  4. Step 4: Simplify right side
    20,035.35x = 306,433,444.72
  5. Step 5: Solve for x
    x = 306,433,444.72/20,035.35
  6. Step 6: Final answer
    x = 15,294.64

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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.