Home / 20,625.46-30,910.64-10,744.02

Finding the Fourth Proportional to 20,625.46, 30,910.64 and 10,744.02

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Solution

The fourth proportional to 20,625.46, 30,910.64 and 10,744.02 is: 16,101.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,625.46 : 30,910.64 = 10,744.02 : x
  2. Step 2: Convert to fraction form
    20,625.46/30,910.64 = 10,744.02/x
  3. Step 3: Cross multiply
    20,625.46x = 30,910.64 × 10,744.02
  4. Step 4: Simplify right side
    20,625.46x = 332,104,534.37
  5. Step 5: Solve for x
    x = 332,104,534.37/20,625.46
  6. Step 6: Final answer
    x = 16,101.68

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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.