Home / 33,461.07-46,171.34-21,540.56

Finding the Fourth Proportional to 33,461.07, 46,171.34 and 21,540.56

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Solution

The fourth proportional to 33,461.07, 46,171.34 and 21,540.56 is: 29,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,461.07 : 46,171.34 = 21,540.56 : x
  2. Step 2: Convert to fraction form
    33,461.07/46,171.34 = 21,540.56/x
  3. Step 3: Cross multiply
    33,461.07x = 46,171.34 × 21,540.56
  4. Step 4: Simplify right side
    33,461.07x = 994,556,519.55
  5. Step 5: Solve for x
    x = 994,556,519.55/33,461.07
  6. Step 6: Final answer
    x = 29,722.79

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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.