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Finding the Fourth Proportional to 22,650.48, 33,976.08 and 6,855.69

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Solution

The fourth proportional to 22,650.48, 33,976.08 and 6,855.69 is: 10,283.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650.48 : 33,976.08 = 6,855.69 : x
  2. Step 2: Convert to fraction form
    22,650.48/33,976.08 = 6,855.69/x
  3. Step 3: Cross multiply
    22,650.48x = 33,976.08 × 6,855.69
  4. Step 4: Simplify right side
    22,650.48x = 232,929,284.88
  5. Step 5: Solve for x
    x = 232,929,284.88/22,650.48
  6. Step 6: Final answer
    x = 10,283.63

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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.