Home / 17,183.36-23,717.76-12,458.72

Finding the Fourth Proportional to 17,183.36, 23,717.76 and 12,458.72

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Solution

The fourth proportional to 17,183.36, 23,717.76 and 12,458.72 is: 17,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.36 : 23,717.76 = 12,458.72 : x
  2. Step 2: Convert to fraction form
    17,183.36/23,717.76 = 12,458.72/x
  3. Step 3: Cross multiply
    17,183.36x = 23,717.76 × 12,458.72
  4. Step 4: Simplify right side
    17,183.36x = 295,492,930.87
  5. Step 5: Solve for x
    x = 295,492,930.87/17,183.36
  6. Step 6: Final answer
    x = 17,196.46

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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.