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Finding the Fourth Proportional to 22,481.60, 33,664.80 and 16,606.40

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Solution

The fourth proportional to 22,481.60, 33,664.80 and 16,606.40 is: 24,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,481.60 : 33,664.80 = 16,606.40 : x
  2. Step 2: Convert to fraction form
    22,481.60/33,664.80 = 16,606.40/x
  3. Step 3: Cross multiply
    22,481.60x = 33,664.80 × 16,606.40
  4. Step 4: Simplify right side
    22,481.60x = 559,051,134.72
  5. Step 5: Solve for x
    x = 559,051,134.72/22,481.60
  6. Step 6: Final answer
    x = 24,867.05

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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.