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Finding the Fourth Proportional to 33,296.66, 49,928.47 and 12,235.85

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Solution

The fourth proportional to 33,296.66, 49,928.47 and 12,235.85 is: 18,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,296.66 : 49,928.47 = 12,235.85 : x
  2. Step 2: Convert to fraction form
    33,296.66/49,928.47 = 12,235.85/x
  3. Step 3: Cross multiply
    33,296.66x = 49,928.47 × 12,235.85
  4. Step 4: Simplify right side
    33,296.66x = 610,916,989.42
  5. Step 5: Solve for x
    x = 610,916,989.42/33,296.66
  6. Step 6: Final answer
    x = 18,347.70

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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.