Home / 36,415.44-50,255.10-20,501.64

Finding the Fourth Proportional to 36,415.44, 50,255.10 and 20,501.64

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Solution

The fourth proportional to 36,415.44, 50,255.10 and 20,501.64 is: 28,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.44 : 50,255.10 = 20,501.64 : x
  2. Step 2: Convert to fraction form
    36,415.44/50,255.10 = 20,501.64/x
  3. Step 3: Cross multiply
    36,415.44x = 50,255.10 × 20,501.64
  4. Step 4: Simplify right side
    36,415.44x = 1,030,311,968.36
  5. Step 5: Solve for x
    x = 1,030,311,968.36/36,415.44
  6. Step 6: Final answer
    x = 28,293.27

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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.