Home / 37,045.88-51,122.90-20,049.74

Finding the Fourth Proportional to 37,045.88, 51,122.90 and 20,049.74

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Solution

The fourth proportional to 37,045.88, 51,122.90 and 20,049.74 is: 27,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,045.88 : 51,122.90 = 20,049.74 : x
  2. Step 2: Convert to fraction form
    37,045.88/51,122.90 = 20,049.74/x
  3. Step 3: Cross multiply
    37,045.88x = 51,122.90 × 20,049.74
  4. Step 4: Simplify right side
    37,045.88x = 1,025,000,853.05
  5. Step 5: Solve for x
    x = 1,025,000,853.05/37,045.88
  6. Step 6: Final answer
    x = 27,668.42

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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.