Home / 37,664.56-51,976.95-20,669.09

Finding the Fourth Proportional to 37,664.56, 51,976.95 and 20,669.09

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Solution

The fourth proportional to 37,664.56, 51,976.95 and 20,669.09 is: 28,523.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.56 : 51,976.95 = 20,669.09 : x
  2. Step 2: Convert to fraction form
    37,664.56/51,976.95 = 20,669.09/x
  3. Step 3: Cross multiply
    37,664.56x = 51,976.95 × 20,669.09
  4. Step 4: Simplify right side
    37,664.56x = 1,074,316,257.48
  5. Step 5: Solve for x
    x = 1,074,316,257.48/37,664.56
  6. Step 6: Final answer
    x = 28,523.27

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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.