Home / 33,731.09-46,543.93-19,391.53

Finding the Fourth Proportional to 33,731.09, 46,543.93 and 19,391.53

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Solution

The fourth proportional to 33,731.09, 46,543.93 and 19,391.53 is: 26,757.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,731.09 : 46,543.93 = 19,391.53 : x
  2. Step 2: Convert to fraction form
    33,731.09/46,543.93 = 19,391.53/x
  3. Step 3: Cross multiply
    33,731.09x = 46,543.93 × 19,391.53
  4. Step 4: Simplify right side
    33,731.09x = 902,557,850.07
  5. Step 5: Solve for x
    x = 902,557,850.07/33,731.09
  6. Step 6: Final answer
    x = 26,757.44

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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.