Home / 18,906.45-26,091.77-10,523.49

Finding the Fourth Proportional to 18,906.45, 26,091.77 and 10,523.49

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Solution

The fourth proportional to 18,906.45, 26,091.77 and 10,523.49 is: 14,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,906.45 : 26,091.77 = 10,523.49 : x
  2. Step 2: Convert to fraction form
    18,906.45/26,091.77 = 10,523.49/x
  3. Step 3: Cross multiply
    18,906.45x = 26,091.77 × 10,523.49
  4. Step 4: Simplify right side
    18,906.45x = 274,576,480.68
  5. Step 5: Solve for x
    x = 274,576,480.68/18,906.45
  6. Step 6: Final answer
    x = 14,522.90

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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.