Home / 20,600.82-30,910.44-9,501.54

Finding the Fourth Proportional to 20,600.82, 30,910.44 and 9,501.54

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Solution

The fourth proportional to 20,600.82, 30,910.44 and 9,501.54 is: 14,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,600.82 : 30,910.44 = 9,501.54 : x
  2. Step 2: Convert to fraction form
    20,600.82/30,910.44 = 9,501.54/x
  3. Step 3: Cross multiply
    20,600.82x = 30,910.44 × 9,501.54
  4. Step 4: Simplify right side
    20,600.82x = 293,696,782.08
  5. Step 5: Solve for x
    x = 293,696,782.08/20,600.82
  6. Step 6: Final answer
    x = 14,256.56

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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.