Home / 37,879.63-52,274.25-20,884.48

Finding the Fourth Proportional to 37,879.63, 52,274.25 and 20,884.48

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Solution

The fourth proportional to 37,879.63, 52,274.25 and 20,884.48 is: 28,820.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,879.63 : 52,274.25 = 20,884.48 : x
  2. Step 2: Convert to fraction form
    37,879.63/52,274.25 = 20,884.48/x
  3. Step 3: Cross multiply
    37,879.63x = 52,274.25 × 20,884.48
  4. Step 4: Simplify right side
    37,879.63x = 1,091,720,580.85
  5. Step 5: Solve for x
    x = 1,091,720,580.85/37,879.63
  6. Step 6: Final answer
    x = 28,820.78

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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.