Home / 36,765.44-55,138.32-15,984

Finding the Fourth Proportional to 36,765.44, 55,138.32 and 15,984

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Solution

The fourth proportional to 36,765.44, 55,138.32 and 15,984 is: 23,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,765.44 : 55,138.32 = 15,984 : x
  2. Step 2: Convert to fraction form
    36,765.44/55,138.32 = 15,984/x
  3. Step 3: Cross multiply
    36,765.44x = 55,138.32 × 15,984
  4. Step 4: Simplify right side
    36,765.44x = 881,330,906.88
  5. Step 5: Solve for x
    x = 881,330,906.88/36,765.44
  6. Step 6: Final answer
    x = 23,971.72

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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.