Home / 36,712.31-50,661.18-20,796.35

Finding the Fourth Proportional to 36,712.31, 50,661.18 and 20,796.35

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Solution

The fourth proportional to 36,712.31, 50,661.18 and 20,796.35 is: 28,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712.31 : 50,661.18 = 20,796.35 : x
  2. Step 2: Convert to fraction form
    36,712.31/50,661.18 = 20,796.35/x
  3. Step 3: Cross multiply
    36,712.31x = 50,661.18 × 20,796.35
  4. Step 4: Simplify right side
    36,712.31x = 1,053,567,377.39
  5. Step 5: Solve for x
    x = 1,053,567,377.39/36,712.31
  6. Step 6: Final answer
    x = 28,697.94

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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.