Home / 33,801.20-46,638.36-19,646.80

Finding the Fourth Proportional to 33,801.20, 46,638.36 and 19,646.80

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Solution

The fourth proportional to 33,801.20, 46,638.36 and 19,646.80 is: 27,108.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,801.20 : 46,638.36 = 19,646.80 : x
  2. Step 2: Convert to fraction form
    33,801.20/46,638.36 = 19,646.80/x
  3. Step 3: Cross multiply
    33,801.20x = 46,638.36 × 19,646.80
  4. Step 4: Simplify right side
    33,801.20x = 916,294,531.25
  5. Step 5: Solve for x
    x = 916,294,531.25/33,801.20
  6. Step 6: Final answer
    x = 27,108.34

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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.