Home / 36,459.03-50,309.86-20,546.31

Finding the Fourth Proportional to 36,459.03, 50,309.86 and 20,546.31

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Solution

The fourth proportional to 36,459.03, 50,309.86 and 20,546.31 is: 28,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.03 : 50,309.86 = 20,546.31 : x
  2. Step 2: Convert to fraction form
    36,459.03/50,309.86 = 20,546.31/x
  3. Step 3: Cross multiply
    36,459.03x = 50,309.86 × 20,546.31
  4. Step 4: Simplify right side
    36,459.03x = 1,033,681,979.62
  5. Step 5: Solve for x
    x = 1,033,681,979.62/36,459.03
  6. Step 6: Final answer
    x = 28,351.88

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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.