Home / 33,745.45-46,569.07-18,638.49

Finding the Fourth Proportional to 33,745.45, 46,569.07 and 18,638.49

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Solution

The fourth proportional to 33,745.45, 46,569.07 and 18,638.49 is: 25,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,745.45 : 46,569.07 = 18,638.49 : x
  2. Step 2: Convert to fraction form
    33,745.45/46,569.07 = 18,638.49/x
  3. Step 3: Cross multiply
    33,745.45x = 46,569.07 × 18,638.49
  4. Step 4: Simplify right side
    33,745.45x = 867,977,145.50
  5. Step 5: Solve for x
    x = 867,977,145.50/33,745.45
  6. Step 6: Final answer
    x = 25,721.31

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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.