Home / 37,847.45-52,229.23-20,851.30

Finding the Fourth Proportional to 37,847.45, 52,229.23 and 20,851.30

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Solution

The fourth proportional to 37,847.45, 52,229.23 and 20,851.30 is: 28,774.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847.45 : 52,229.23 = 20,851.30 : x
  2. Step 2: Convert to fraction form
    37,847.45/52,229.23 = 20,851.30/x
  3. Step 3: Cross multiply
    37,847.45x = 52,229.23 × 20,851.30
  4. Step 4: Simplify right side
    37,847.45x = 1,089,047,190.03
  5. Step 5: Solve for x
    x = 1,089,047,190.03/37,847.45
  6. Step 6: Final answer
    x = 28,774.65

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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.