Home / 37,576.32-51,855.22-21,660.68

Finding the Fourth Proportional to 37,576.32, 51,855.22 and 21,660.68

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Solution

The fourth proportional to 37,576.32, 51,855.22 and 21,660.68 is: 29,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,576.32 : 51,855.22 = 21,660.68 : x
  2. Step 2: Convert to fraction form
    37,576.32/51,855.22 = 21,660.68/x
  3. Step 3: Cross multiply
    37,576.32x = 51,855.22 × 21,660.68
  4. Step 4: Simplify right side
    37,576.32x = 1,123,219,326.75
  5. Step 5: Solve for x
    x = 1,123,219,326.75/37,576.32
  6. Step 6: Final answer
    x = 29,891.68

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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.