Home / 36,453.69-50,305.14-20,537.19

Finding the Fourth Proportional to 36,453.69, 50,305.14 and 20,537.19

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Solution

The fourth proportional to 36,453.69, 50,305.14 and 20,537.19 is: 28,340.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,453.69 : 50,305.14 = 20,537.19 : x
  2. Step 2: Convert to fraction form
    36,453.69/50,305.14 = 20,537.19/x
  3. Step 3: Cross multiply
    36,453.69x = 50,305.14 × 20,537.19
  4. Step 4: Simplify right side
    36,453.69x = 1,033,126,218.16
  5. Step 5: Solve for x
    x = 1,033,126,218.16/36,453.69
  6. Step 6: Final answer
    x = 28,340.79

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Half scale
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Double scale
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Similar ratio
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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.