Home / 37,847.75-52,229.94-20,620.03

Finding the Fourth Proportional to 37,847.75, 52,229.94 and 20,620.03

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Solution

The fourth proportional to 37,847.75, 52,229.94 and 20,620.03 is: 28,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847.75 : 52,229.94 = 20,620.03 : x
  2. Step 2: Convert to fraction form
    37,847.75/52,229.94 = 20,620.03/x
  3. Step 3: Cross multiply
    37,847.75x = 52,229.94 × 20,620.03
  4. Step 4: Simplify right side
    37,847.75x = 1,076,982,799.12
  5. Step 5: Solve for x
    x = 1,076,982,799.12/37,847.75
  6. Step 6: Final answer
    x = 28,455.67

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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.