Home / 37,576.56-51,851.28-21,660.88

Finding the Fourth Proportional to 37,576.56, 51,851.28 and 21,660.88

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Solution

The fourth proportional to 37,576.56, 51,851.28 and 21,660.88 is: 29,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,576.56 : 51,851.28 = 21,660.88 : x
  2. Step 2: Convert to fraction form
    37,576.56/51,851.28 = 21,660.88/x
  3. Step 3: Cross multiply
    37,576.56x = 51,851.28 × 21,660.88
  4. Step 4: Simplify right side
    37,576.56x = 1,123,144,353.93
  5. Step 5: Solve for x
    x = 1,123,144,353.93/37,576.56
  6. Step 6: Final answer
    x = 29,889.49

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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.