Home / 37,664.53-51,977.58-20,668.48

Finding the Fourth Proportional to 37,664.53, 51,977.58 and 20,668.48

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Solution

The fourth proportional to 37,664.53, 51,977.58 and 20,668.48 is: 28,522.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.53 : 51,977.58 = 20,668.48 : x
  2. Step 2: Convert to fraction form
    37,664.53/51,977.58 = 20,668.48/x
  3. Step 3: Cross multiply
    37,664.53x = 51,977.58 × 20,668.48
  4. Step 4: Simplify right side
    37,664.53x = 1,074,297,572.68
  5. Step 5: Solve for x
    x = 1,074,297,572.68/37,664.53
  6. Step 6: Final answer
    x = 28,522.79

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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.