Home / 14,540.55-20,021.54-10,960.71

Finding the Fourth Proportional to 14,540.55, 20,021.54 and 10,960.71

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Solution

The fourth proportional to 14,540.55, 20,021.54 and 10,960.71 is: 15,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.55 : 20,021.54 = 10,960.71 : x
  2. Step 2: Convert to fraction form
    14,540.55/20,021.54 = 10,960.71/x
  3. Step 3: Cross multiply
    14,540.55x = 20,021.54 × 10,960.71
  4. Step 4: Simplify right side
    14,540.55x = 219,450,238.89
  5. Step 5: Solve for x
    x = 219,450,238.89/14,540.55
  6. Step 6: Final answer
    x = 15,092.29

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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.