Home / 16,889.60-23,313.48-11,601.92

Finding the Fourth Proportional to 16,889.60, 23,313.48 and 11,601.92

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Solution

The fourth proportional to 16,889.60, 23,313.48 and 11,601.92 is: 16,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.60 : 23,313.48 = 11,601.92 : x
  2. Step 2: Convert to fraction form
    16,889.60/23,313.48 = 11,601.92/x
  3. Step 3: Cross multiply
    16,889.60x = 23,313.48 × 11,601.92
  4. Step 4: Simplify right side
    16,889.60x = 270,481,129.88
  5. Step 5: Solve for x
    x = 270,481,129.88/16,889.60
  6. Step 6: Final answer
    x = 16,014.66

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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.