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Finding the Fourth Proportional to 22,365.52, 33,529.08 and 12,496.72

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Solution

The fourth proportional to 22,365.52, 33,529.08 and 12,496.72 is: 18,734.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,365.52 : 33,529.08 = 12,496.72 : x
  2. Step 2: Convert to fraction form
    22,365.52/33,529.08 = 12,496.72/x
  3. Step 3: Cross multiply
    22,365.52x = 33,529.08 × 12,496.72
  4. Step 4: Simplify right side
    22,365.52x = 419,003,524.62
  5. Step 5: Solve for x
    x = 419,003,524.62/22,365.52
  6. Step 6: Final answer
    x = 18,734.35

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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.