Home / 37,612.53-51,906.56-20,618.33

Finding the Fourth Proportional to 37,612.53, 51,906.56 and 20,618.33

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Solution

The fourth proportional to 37,612.53, 51,906.56 and 20,618.33 is: 28,453.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.53 : 51,906.56 = 20,618.33 : x
  2. Step 2: Convert to fraction form
    37,612.53/51,906.56 = 20,618.33/x
  3. Step 3: Cross multiply
    37,612.53x = 51,906.56 × 20,618.33
  4. Step 4: Simplify right side
    37,612.53x = 1,070,226,220.62
  5. Step 5: Solve for x
    x = 1,070,226,220.62/37,612.53
  6. Step 6: Final answer
    x = 28,453.98

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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.