Home / 36,577.72-50,476.38-20,661.64

Finding the Fourth Proportional to 36,577.72, 50,476.38 and 20,661.64

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Solution

The fourth proportional to 36,577.72, 50,476.38 and 20,661.64 is: 28,512.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,577.72 : 50,476.38 = 20,661.64 : x
  2. Step 2: Convert to fraction form
    36,577.72/50,476.38 = 20,661.64/x
  3. Step 3: Cross multiply
    36,577.72x = 50,476.38 × 20,661.64
  4. Step 4: Simplify right side
    36,577.72x = 1,042,924,792.06
  5. Step 5: Solve for x
    x = 1,042,924,792.06/36,577.72
  6. Step 6: Final answer
    x = 28,512.57

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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.