Home / 27,493.22-37,930.74-15,556.43

Finding the Fourth Proportional to 27,493.22, 37,930.74 and 15,556.43

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Solution

The fourth proportional to 27,493.22, 37,930.74 and 15,556.43 is: 21,462.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.22 : 37,930.74 = 15,556.43 : x
  2. Step 2: Convert to fraction form
    27,493.22/37,930.74 = 15,556.43/x
  3. Step 3: Cross multiply
    27,493.22x = 37,930.74 × 15,556.43
  4. Step 4: Simplify right side
    27,493.22x = 590,066,901.66
  5. Step 5: Solve for x
    x = 590,066,901.66/27,493.22
  6. Step 6: Final answer
    x = 21,462.27

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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.