Home / 36,556.89-54,772.93-19,887.16

Finding the Fourth Proportional to 36,556.89, 54,772.93 and 19,887.16

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Solution

The fourth proportional to 36,556.89, 54,772.93 and 19,887.16 is: 29,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.89 : 54,772.93 = 19,887.16 : x
  2. Step 2: Convert to fraction form
    36,556.89/54,772.93 = 19,887.16/x
  3. Step 3: Cross multiply
    36,556.89x = 54,772.93 × 19,887.16
  4. Step 4: Simplify right side
    36,556.89x = 1,089,277,923.14
  5. Step 5: Solve for x
    x = 1,089,277,923.14/36,556.89
  6. Step 6: Final answer
    x = 29,796.79

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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.