Home / 16,116.70-22,243.26-9,043.54

Finding the Fourth Proportional to 16,116.70, 22,243.26 and 9,043.54

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Solution

The fourth proportional to 16,116.70, 22,243.26 and 9,043.54 is: 12,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.70 : 22,243.26 = 9,043.54 : x
  2. Step 2: Convert to fraction form
    16,116.70/22,243.26 = 9,043.54/x
  3. Step 3: Cross multiply
    16,116.70x = 22,243.26 × 9,043.54
  4. Step 4: Simplify right side
    16,116.70x = 201,157,811.54
  5. Step 5: Solve for x
    x = 201,157,811.54/16,116.70
  6. Step 6: Final answer
    x = 12,481.33

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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.