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Finding the Fourth Proportional to 17,418.16, 24,024.90 and 11,447.92

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Solution

The fourth proportional to 17,418.16, 24,024.90 and 11,447.92 is: 15,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,418.16 : 24,024.90 = 11,447.92 : x
  2. Step 2: Convert to fraction form
    17,418.16/24,024.90 = 11,447.92/x
  3. Step 3: Cross multiply
    17,418.16x = 24,024.90 × 11,447.92
  4. Step 4: Simplify right side
    17,418.16x = 275,035,133.21
  5. Step 5: Solve for x
    x = 275,035,133.21/17,418.16
  6. Step 6: Final answer
    x = 15,790.14

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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.