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Finding the Fourth Proportional to 22,635.92, 33,914.68 and 12,254.80

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Solution

The fourth proportional to 22,635.92, 33,914.68 and 12,254.80 is: 18,360.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,635.92 : 33,914.68 = 12,254.80 : x
  2. Step 2: Convert to fraction form
    22,635.92/33,914.68 = 12,254.80/x
  3. Step 3: Cross multiply
    22,635.92x = 33,914.68 × 12,254.80
  4. Step 4: Simplify right side
    22,635.92x = 415,617,620.46
  5. Step 5: Solve for x
    x = 415,617,620.46/22,635.92
  6. Step 6: Final answer
    x = 18,360.98

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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.