Home / 37,820.80-52,193.97-20,826.82

Finding the Fourth Proportional to 37,820.80, 52,193.97 and 20,826.82

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Solution

The fourth proportional to 37,820.80, 52,193.97 and 20,826.82 is: 28,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,820.80 : 52,193.97 = 20,826.82 : x
  2. Step 2: Convert to fraction form
    37,820.80/52,193.97 = 20,826.82/x
  3. Step 3: Cross multiply
    37,820.80x = 52,193.97 × 20,826.82
  4. Step 4: Simplify right side
    37,820.80x = 1,087,034,418.28
  5. Step 5: Solve for x
    x = 1,087,034,418.28/37,820.80
  6. Step 6: Final answer
    x = 28,741.71

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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.