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Finding the Fourth Proportional to 17,612.48, 26,410.07 and 8,717.54

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Solution

The fourth proportional to 17,612.48, 26,410.07 and 8,717.54 is: 13,072.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,612.48 : 26,410.07 = 8,717.54 : x
  2. Step 2: Convert to fraction form
    17,612.48/26,410.07 = 8,717.54/x
  3. Step 3: Cross multiply
    17,612.48x = 26,410.07 × 8,717.54
  4. Step 4: Simplify right side
    17,612.48x = 230,230,665.99
  5. Step 5: Solve for x
    x = 230,230,665.99/17,612.48
  6. Step 6: Final answer
    x = 13,072.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.