Home / 36,576.77-50,475.56-20,661.89

Finding the Fourth Proportional to 36,576.77, 50,475.56 and 20,661.89

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Solution

The fourth proportional to 36,576.77, 50,475.56 and 20,661.89 is: 28,513.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,576.77 : 50,475.56 = 20,661.89 : x
  2. Step 2: Convert to fraction form
    36,576.77/50,475.56 = 20,661.89/x
  3. Step 3: Cross multiply
    36,576.77x = 50,475.56 × 20,661.89
  4. Step 4: Simplify right side
    36,576.77x = 1,042,920,112.72
  5. Step 5: Solve for x
    x = 1,042,920,112.72/36,576.77
  6. Step 6: Final answer
    x = 28,513.19

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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.