Home / 36,620.64-50,538.60-20,706.57

Finding the Fourth Proportional to 36,620.64, 50,538.60 and 20,706.57

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Solution

The fourth proportional to 36,620.64, 50,538.60 and 20,706.57 is: 28,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.64 : 50,538.60 = 20,706.57 : x
  2. Step 2: Convert to fraction form
    36,620.64/50,538.60 = 20,706.57/x
  3. Step 3: Cross multiply
    36,620.64x = 50,538.60 × 20,706.57
  4. Step 4: Simplify right side
    36,620.64x = 1,046,481,058.60
  5. Step 5: Solve for x
    x = 1,046,481,058.60/36,620.64
  6. Step 6: Final answer
    x = 28,576.26

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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.