Home / 38,961.50-53,766.87-22,194.50

Finding the Fourth Proportional to 38,961.50, 53,766.87 and 22,194.50

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Solution

The fourth proportional to 38,961.50, 53,766.87 and 22,194.50 is: 30,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.50 : 53,766.87 = 22,194.50 : x
  2. Step 2: Convert to fraction form
    38,961.50/53,766.87 = 22,194.50/x
  3. Step 3: Cross multiply
    38,961.50x = 53,766.87 × 22,194.50
  4. Step 4: Simplify right side
    38,961.50x = 1,193,328,796.22
  5. Step 5: Solve for x
    x = 1,193,328,796.22/38,961.50
  6. Step 6: Final answer
    x = 30,628.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.