Home / 17,324.72-23,911.71-11,345.30

Finding the Fourth Proportional to 17,324.72, 23,911.71 and 11,345.30

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Solution

The fourth proportional to 17,324.72, 23,911.71 and 11,345.30 is: 15,658.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,324.72 : 23,911.71 = 11,345.30 : x
  2. Step 2: Convert to fraction form
    17,324.72/23,911.71 = 11,345.30/x
  3. Step 3: Cross multiply
    17,324.72x = 23,911.71 × 11,345.30
  4. Step 4: Simplify right side
    17,324.72x = 271,285,523.46
  5. Step 5: Solve for x
    x = 271,285,523.46/17,324.72
  6. Step 6: Final answer
    x = 15,658.87

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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.