Home / 16,540.23-22,825.55-8,986.49

Finding the Fourth Proportional to 16,540.23, 22,825.55 and 8,986.49

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Solution

The fourth proportional to 16,540.23, 22,825.55 and 8,986.49 is: 12,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.23 : 22,825.55 = 8,986.49 : x
  2. Step 2: Convert to fraction form
    16,540.23/22,825.55 = 8,986.49/x
  3. Step 3: Cross multiply
    16,540.23x = 22,825.55 × 8,986.49
  4. Step 4: Simplify right side
    16,540.23x = 205,121,576.82
  5. Step 5: Solve for x
    x = 205,121,576.82/16,540.23
  6. Step 6: Final answer
    x = 12,401.37

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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.