Home / 38,237.97-52,766.69-21,243.41

Finding the Fourth Proportional to 38,237.97, 52,766.69 and 21,243.41

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Solution

The fourth proportional to 38,237.97, 52,766.69 and 21,243.41 is: 29,314.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,237.97 : 52,766.69 = 21,243.41 : x
  2. Step 2: Convert to fraction form
    38,237.97/52,766.69 = 21,243.41/x
  3. Step 3: Cross multiply
    38,237.97x = 52,766.69 × 21,243.41
  4. Step 4: Simplify right side
    38,237.97x = 1,120,944,059.96
  5. Step 5: Solve for x
    x = 1,120,944,059.96/38,237.97
  6. Step 6: Final answer
    x = 29,314.95

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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.