Home / 27,493.45-37,940.96-15,556.55

Finding the Fourth Proportional to 27,493.45, 37,940.96 and 15,556.55

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Solution

The fourth proportional to 27,493.45, 37,940.96 and 15,556.55 is: 21,468.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.45 : 37,940.96 = 15,556.55 : x
  2. Step 2: Convert to fraction form
    27,493.45/37,940.96 = 15,556.55/x
  3. Step 3: Cross multiply
    27,493.45x = 37,940.96 × 15,556.55
  4. Step 4: Simplify right side
    27,493.45x = 590,230,290.47
  5. Step 5: Solve for x
    x = 590,230,290.47/27,493.45
  6. Step 6: Final answer
    x = 21,468.03

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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.