Home / 13,732.54-20,563.07-11,770.72

Finding the Fourth Proportional to 13,732.54, 20,563.07 and 11,770.72

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Solution

The fourth proportional to 13,732.54, 20,563.07 and 11,770.72 is: 17,625.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.54 : 20,563.07 = 11,770.72 : x
  2. Step 2: Convert to fraction form
    13,732.54/20,563.07 = 11,770.72/x
  3. Step 3: Cross multiply
    13,732.54x = 20,563.07 × 11,770.72
  4. Step 4: Simplify right side
    13,732.54x = 242,042,029.05
  5. Step 5: Solve for x
    x = 242,042,029.05/13,732.54
  6. Step 6: Final answer
    x = 17,625.44

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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.