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Finding the Fourth Proportional to 22,252.51, 33,367.98 and 8,219.15

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Solution

The fourth proportional to 22,252.51, 33,367.98 and 8,219.15 is: 12,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.51 : 33,367.98 = 8,219.15 : x
  2. Step 2: Convert to fraction form
    22,252.51/33,367.98 = 8,219.15/x
  3. Step 3: Cross multiply
    22,252.51x = 33,367.98 × 8,219.15
  4. Step 4: Simplify right side
    22,252.51x = 274,256,432.82
  5. Step 5: Solve for x
    x = 274,256,432.82/22,252.51
  6. Step 6: Final answer
    x = 12,324.74

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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.