Home / 36,480.06-50,342.40-20,564.39

Finding the Fourth Proportional to 36,480.06, 50,342.40 and 20,564.39

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Solution

The fourth proportional to 36,480.06, 50,342.40 and 20,564.39 is: 28,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.06 : 50,342.40 = 20,564.39 : x
  2. Step 2: Convert to fraction form
    36,480.06/50,342.40 = 20,564.39/x
  3. Step 3: Cross multiply
    36,480.06x = 50,342.40 × 20,564.39
  4. Step 4: Simplify right side
    36,480.06x = 1,035,260,747.14
  5. Step 5: Solve for x
    x = 1,035,260,747.14/36,480.06
  6. Step 6: Final answer
    x = 28,378.81

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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.