Home / 37,645.20-51,950.94-20,651.10

Finding the Fourth Proportional to 37,645.20, 51,950.94 and 20,651.10

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Solution

The fourth proportional to 37,645.20, 51,950.94 and 20,651.10 is: 28,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,645.20 : 51,950.94 = 20,651.10 : x
  2. Step 2: Convert to fraction form
    37,645.20/51,950.94 = 20,651.10/x
  3. Step 3: Cross multiply
    37,645.20x = 51,950.94 × 20,651.10
  4. Step 4: Simplify right side
    37,645.20x = 1,072,844,057.03
  5. Step 5: Solve for x
    x = 1,072,844,057.03/37,645.20
  6. Step 6: Final answer
    x = 28,498.83

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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.