Home / 36,556.76-54,842.70-19,021.88

Finding the Fourth Proportional to 36,556.76, 54,842.70 and 19,021.88

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Solution

The fourth proportional to 36,556.76, 54,842.70 and 19,021.88 is: 28,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.76 : 54,842.70 = 19,021.88 : x
  2. Step 2: Convert to fraction form
    36,556.76/54,842.70 = 19,021.88/x
  3. Step 3: Cross multiply
    36,556.76x = 54,842.70 × 19,021.88
  4. Step 4: Simplify right side
    36,556.76x = 1,043,211,258.28
  5. Step 5: Solve for x
    x = 1,043,211,258.28/36,556.76
  6. Step 6: Final answer
    x = 28,536.75

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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.