Home / 37,664.39-51,976.72-20,668.92

Finding the Fourth Proportional to 37,664.39, 51,976.72 and 20,668.92

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Solution

The fourth proportional to 37,664.39, 51,976.72 and 20,668.92 is: 28,523.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.39 : 51,976.72 = 20,668.92 : x
  2. Step 2: Convert to fraction form
    37,664.39/51,976.72 = 20,668.92/x
  3. Step 3: Cross multiply
    37,664.39x = 51,976.72 × 20,668.92
  4. Step 4: Simplify right side
    37,664.39x = 1,074,302,304.31
  5. Step 5: Solve for x
    x = 1,074,302,304.31/37,664.39
  6. Step 6: Final answer
    x = 28,523.02

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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.