Home / 33,971.67-46,880.82-19,821.78

Finding the Fourth Proportional to 33,971.67, 46,880.82 and 19,821.78

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Solution

The fourth proportional to 33,971.67, 46,880.82 and 19,821.78 is: 27,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,971.67 : 46,880.82 = 19,821.78 : x
  2. Step 2: Convert to fraction form
    33,971.67/46,880.82 = 19,821.78/x
  3. Step 3: Cross multiply
    33,971.67x = 46,880.82 × 19,821.78
  4. Step 4: Simplify right side
    33,971.67x = 929,261,300.26
  5. Step 5: Solve for x
    x = 929,261,300.26/33,971.67
  6. Step 6: Final answer
    x = 27,354.01

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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.