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Finding the Fourth Proportional to 37,193.51, 55,793.95 and 12,223.44

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Solution

The fourth proportional to 37,193.51, 55,793.95 and 12,223.44 is: 18,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,193.51 : 55,793.95 = 12,223.44 : x
  2. Step 2: Convert to fraction form
    37,193.51/55,793.95 = 12,223.44/x
  3. Step 3: Cross multiply
    37,193.51x = 55,793.95 × 12,223.44
  4. Step 4: Simplify right side
    37,193.51x = 681,993,969.63
  5. Step 5: Solve for x
    x = 681,993,969.63/37,193.51
  6. Step 6: Final answer
    x = 18,336.37

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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.