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Finding the Fourth Proportional to 33,365.40, 50,105.70 and 17,813.40

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Solution

The fourth proportional to 33,365.40, 50,105.70 and 17,813.40 is: 26,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,365.40 : 50,105.70 = 17,813.40 : x
  2. Step 2: Convert to fraction form
    33,365.40/50,105.70 = 17,813.40/x
  3. Step 3: Cross multiply
    33,365.40x = 50,105.70 × 17,813.40
  4. Step 4: Simplify right side
    33,365.40x = 892,552,876.38
  5. Step 5: Solve for x
    x = 892,552,876.38/33,365.40
  6. Step 6: Final answer
    x = 26,750.85

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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.