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Finding the Fourth Proportional to 55,906.40, 83,794.80 and 22,604.60

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Solution

The fourth proportional to 55,906.40, 83,794.80 and 22,604.60 is: 33,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,906.40 : 83,794.80 = 22,604.60 : x
  2. Step 2: Convert to fraction form
    55,906.40/83,794.80 = 22,604.60/x
  3. Step 3: Cross multiply
    55,906.40x = 83,794.80 × 22,604.60
  4. Step 4: Simplify right side
    55,906.40x = 1,894,147,936.08
  5. Step 5: Solve for x
    x = 1,894,147,936.08/55,906.40
  6. Step 6: Final answer
    x = 33,880.70

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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.