Home / 37,392.74-51,601.78-20,396.67

Finding the Fourth Proportional to 37,392.74, 51,601.78 and 20,396.67

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Solution

The fourth proportional to 37,392.74, 51,601.78 and 20,396.67 is: 28,147.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,392.74 : 51,601.78 = 20,396.67 : x
  2. Step 2: Convert to fraction form
    37,392.74/51,601.78 = 20,396.67/x
  3. Step 3: Cross multiply
    37,392.74x = 51,601.78 × 20,396.67
  4. Step 4: Simplify right side
    37,392.74x = 1,052,504,478.07
  5. Step 5: Solve for x
    x = 1,052,504,478.07/37,392.74
  6. Step 6: Final answer
    x = 28,147.29

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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.