Home / 37,576.52-51,857.36-20,809.88

Finding the Fourth Proportional to 37,576.52, 51,857.36 and 20,809.88

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Solution

The fourth proportional to 37,576.52, 51,857.36 and 20,809.88 is: 28,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,576.52 : 51,857.36 = 20,809.88 : x
  2. Step 2: Convert to fraction form
    37,576.52/51,857.36 = 20,809.88/x
  3. Step 3: Cross multiply
    37,576.52x = 51,857.36 × 20,809.88
  4. Step 4: Simplify right side
    37,576.52x = 1,079,145,438.72
  5. Step 5: Solve for x
    x = 1,079,145,438.72/37,576.52
  6. Step 6: Final answer
    x = 28,718.61

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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.