Home / 37,819.71-52,190.76-20,823.60

Finding the Fourth Proportional to 37,819.71, 52,190.76 and 20,823.60

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Solution

The fourth proportional to 37,819.71, 52,190.76 and 20,823.60 is: 28,736.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819.71 : 52,190.76 = 20,823.60 : x
  2. Step 2: Convert to fraction form
    37,819.71/52,190.76 = 20,823.60/x
  3. Step 3: Cross multiply
    37,819.71x = 52,190.76 × 20,823.60
  4. Step 4: Simplify right side
    37,819.71x = 1,086,799,509.94
  5. Step 5: Solve for x
    x = 1,086,799,509.94/37,819.71
  6. Step 6: Final answer
    x = 28,736.33

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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.