Home / 36,617.82-50,533.45-20,703.21

Finding the Fourth Proportional to 36,617.82, 50,533.45 and 20,703.21

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Solution

The fourth proportional to 36,617.82, 50,533.45 and 20,703.21 is: 28,570.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,617.82 : 50,533.45 = 20,703.21 : x
  2. Step 2: Convert to fraction form
    36,617.82/50,533.45 = 20,703.21/x
  3. Step 3: Cross multiply
    36,617.82x = 50,533.45 × 20,703.21
  4. Step 4: Simplify right side
    36,617.82x = 1,046,204,575.62
  5. Step 5: Solve for x
    x = 1,046,204,575.62/36,617.82
  6. Step 6: Final answer
    x = 28,570.91

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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.