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Finding the Fourth Proportional to 22,635.31, 33,954.78 and 8,602.06

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Solution

The fourth proportional to 22,635.31, 33,954.78 and 8,602.06 is: 12,903.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,635.31 : 33,954.78 = 8,602.06 : x
  2. Step 2: Convert to fraction form
    22,635.31/33,954.78 = 8,602.06/x
  3. Step 3: Cross multiply
    22,635.31x = 33,954.78 × 8,602.06
  4. Step 4: Simplify right side
    22,635.31x = 292,081,054.85
  5. Step 5: Solve for x
    x = 292,081,054.85/22,635.31
  6. Step 6: Final answer
    x = 12,903.78

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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.