Home / 36,325.26-50,126.10-20,406.60

Finding the Fourth Proportional to 36,325.26, 50,126.10 and 20,406.60

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Solution

The fourth proportional to 36,325.26, 50,126.10 and 20,406.60 is: 28,159.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,325.26 : 50,126.10 = 20,406.60 : x
  2. Step 2: Convert to fraction form
    36,325.26/50,126.10 = 20,406.60/x
  3. Step 3: Cross multiply
    36,325.26x = 50,126.10 × 20,406.60
  4. Step 4: Simplify right side
    36,325.26x = 1,022,903,272.26
  5. Step 5: Solve for x
    x = 1,022,903,272.26/36,325.26
  6. Step 6: Final answer
    x = 28,159.56

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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.