Home / 37,518.62-51,773.55-20,519.48

Finding the Fourth Proportional to 37,518.62, 51,773.55 and 20,519.48

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Solution

The fourth proportional to 37,518.62, 51,773.55 and 20,519.48 is: 28,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518.62 : 51,773.55 = 20,519.48 : x
  2. Step 2: Convert to fraction form
    37,518.62/51,773.55 = 20,519.48/x
  3. Step 3: Cross multiply
    37,518.62x = 51,773.55 × 20,519.48
  4. Step 4: Simplify right side
    37,518.62x = 1,062,366,064.89
  5. Step 5: Solve for x
    x = 1,062,366,064.89/37,518.62
  6. Step 6: Final answer
    x = 28,315.71

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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.