Home / 33,397.67-46,120.01-21,481.69

Finding the Fourth Proportional to 33,397.67, 46,120.01 and 21,481.69

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Solution

The fourth proportional to 33,397.67, 46,120.01 and 21,481.69 is: 29,664.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,397.67 : 46,120.01 = 21,481.69 : x
  2. Step 2: Convert to fraction form
    33,397.67/46,120.01 = 21,481.69/x
  3. Step 3: Cross multiply
    33,397.67x = 46,120.01 × 21,481.69
  4. Step 4: Simplify right side
    33,397.67x = 990,735,707.86
  5. Step 5: Solve for x
    x = 990,735,707.86/33,397.67
  6. Step 6: Final answer
    x = 29,664.82

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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.