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Finding the Fourth Proportional to 10,682.91, 16,024.41 and 7,008.39

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Solution

The fourth proportional to 10,682.91, 16,024.41 and 7,008.39 is: 10,512.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682.91 : 16,024.41 = 7,008.39 : x
  2. Step 2: Convert to fraction form
    10,682.91/16,024.41 = 7,008.39/x
  3. Step 3: Cross multiply
    10,682.91x = 16,024.41 × 7,008.39
  4. Step 4: Simplify right side
    10,682.91x = 112,305,314.80
  5. Step 5: Solve for x
    x = 112,305,314.80/10,682.91
  6. Step 6: Final answer
    x = 10,512.61

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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.