Home / 16,944.08-23,381.44-9,390.72

Finding the Fourth Proportional to 16,944.08, 23,381.44 and 9,390.72

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Solution

The fourth proportional to 16,944.08, 23,381.44 and 9,390.72 is: 12,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,944.08 : 23,381.44 = 9,390.72 : x
  2. Step 2: Convert to fraction form
    16,944.08/23,381.44 = 9,390.72/x
  3. Step 3: Cross multiply
    16,944.08x = 23,381.44 × 9,390.72
  4. Step 4: Simplify right side
    16,944.08x = 219,568,556.24
  5. Step 5: Solve for x
    x = 219,568,556.24/16,944.08
  6. Step 6: Final answer
    x = 12,958.42

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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.