Home / 16,625.45-22,939.97-9,911.70

Finding the Fourth Proportional to 16,625.45, 22,939.97 and 9,911.70

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Solution

The fourth proportional to 16,625.45, 22,939.97 and 9,911.70 is: 13,676.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,625.45 : 22,939.97 = 9,911.70 : x
  2. Step 2: Convert to fraction form
    16,625.45/22,939.97 = 9,911.70/x
  3. Step 3: Cross multiply
    16,625.45x = 22,939.97 × 9,911.70
  4. Step 4: Simplify right side
    16,625.45x = 227,373,936.39
  5. Step 5: Solve for x
    x = 227,373,936.39/16,625.45
  6. Step 6: Final answer
    x = 13,676.26

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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.