Home / 27,556.34-37,960.26-19,980.41

Finding the Fourth Proportional to 27,556.34, 37,960.26 and 19,980.41

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Solution

The fourth proportional to 27,556.34, 37,960.26 and 19,980.41 is: 27,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.34 : 37,960.26 = 19,980.41 : x
  2. Step 2: Convert to fraction form
    27,556.34/37,960.26 = 19,980.41/x
  3. Step 3: Cross multiply
    27,556.34x = 37,960.26 × 19,980.41
  4. Step 4: Simplify right side
    27,556.34x = 758,461,558.51
  5. Step 5: Solve for x
    x = 758,461,558.51/27,556.34
  6. Step 6: Final answer
    x = 27,524.03

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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.