Home / 36,989.44-55,458.56-13,616.64

Finding the Fourth Proportional to 36,989.44, 55,458.56 and 13,616.64

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Solution

The fourth proportional to 36,989.44, 55,458.56 and 13,616.64 is: 20,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,989.44 : 55,458.56 = 13,616.64 : x
  2. Step 2: Convert to fraction form
    36,989.44/55,458.56 = 13,616.64/x
  3. Step 3: Cross multiply
    36,989.44x = 55,458.56 × 13,616.64
  4. Step 4: Simplify right side
    36,989.44x = 755,159,246.44
  5. Step 5: Solve for x
    x = 755,159,246.44/36,989.44
  6. Step 6: Final answer
    x = 20,415.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.