Home / 14,540.05-20,020.84-10,960.21

Finding the Fourth Proportional to 14,540.05, 20,020.84 and 10,960.21

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Solution

The fourth proportional to 14,540.05, 20,020.84 and 10,960.21 is: 15,091.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.05 : 20,020.84 = 10,960.21 : x
  2. Step 2: Convert to fraction form
    14,540.05/20,020.84 = 10,960.21/x
  3. Step 3: Cross multiply
    14,540.05x = 20,020.84 × 10,960.21
  4. Step 4: Simplify right side
    14,540.05x = 219,432,610.78
  5. Step 5: Solve for x
    x = 219,432,610.78/14,540.05
  6. Step 6: Final answer
    x = 15,091.60

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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.