Home / 37,194.61-51,328.40-20,198.73

Finding the Fourth Proportional to 37,194.61, 51,328.40 and 20,198.73

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Solution

The fourth proportional to 37,194.61, 51,328.40 and 20,198.73 is: 27,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,194.61 : 51,328.40 = 20,198.73 : x
  2. Step 2: Convert to fraction form
    37,194.61/51,328.40 = 20,198.73/x
  3. Step 3: Cross multiply
    37,194.61x = 51,328.40 × 20,198.73
  4. Step 4: Simplify right side
    37,194.61x = 1,036,768,396.28
  5. Step 5: Solve for x
    x = 1,036,768,396.28/37,194.61
  6. Step 6: Final answer
    x = 27,874.16

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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.