Home / 37,190.73-51,323.21-20,194.89

Finding the Fourth Proportional to 37,190.73, 51,323.21 and 20,194.89

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Solution

The fourth proportional to 37,190.73, 51,323.21 and 20,194.89 is: 27,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.73 : 51,323.21 = 20,194.89 : x
  2. Step 2: Convert to fraction form
    37,190.73/51,323.21 = 20,194.89/x
  3. Step 3: Cross multiply
    37,190.73x = 51,323.21 × 20,194.89
  4. Step 4: Simplify right side
    37,190.73x = 1,036,466,479.42
  5. Step 5: Solve for x
    x = 1,036,466,479.42/37,190.73
  6. Step 6: Final answer
    x = 27,868.95

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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.