Home / 33,489.76-46,207.92-21,556.96

Finding the Fourth Proportional to 33,489.76, 46,207.92 and 21,556.96

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Solution

The fourth proportional to 33,489.76, 46,207.92 and 21,556.96 is: 29,743.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.76 : 46,207.92 = 21,556.96 : x
  2. Step 2: Convert to fraction form
    33,489.76/46,207.92 = 21,556.96/x
  3. Step 3: Cross multiply
    33,489.76x = 46,207.92 × 21,556.96
  4. Step 4: Simplify right side
    33,489.76x = 996,102,283.12
  5. Step 5: Solve for x
    x = 996,102,283.12/33,489.76
  6. Step 6: Final answer
    x = 29,743.49

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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.