Home / 37,034.37-51,114.08-20,906.60

Finding the Fourth Proportional to 37,034.37, 51,114.08 and 20,906.60

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Solution

The fourth proportional to 37,034.37, 51,114.08 and 20,906.60 is: 28,854.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,034.37 : 51,114.08 = 20,906.60 : x
  2. Step 2: Convert to fraction form
    37,034.37/51,114.08 = 20,906.60/x
  3. Step 3: Cross multiply
    37,034.37x = 51,114.08 × 20,906.60
  4. Step 4: Simplify right side
    37,034.37x = 1,068,621,421.62
  5. Step 5: Solve for x
    x = 1,068,621,421.62/37,034.37
  6. Step 6: Final answer
    x = 28,854.86

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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.