Home / 33,745.80-46,567.94-18,638.13

Finding the Fourth Proportional to 33,745.80, 46,567.94 and 18,638.13

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Solution

The fourth proportional to 33,745.80, 46,567.94 and 18,638.13 is: 25,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,745.80 : 46,567.94 = 18,638.13 : x
  2. Step 2: Convert to fraction form
    33,745.80/46,567.94 = 18,638.13/x
  3. Step 3: Cross multiply
    33,745.80x = 46,567.94 × 18,638.13
  4. Step 4: Simplify right side
    33,745.80x = 867,939,226.36
  5. Step 5: Solve for x
    x = 867,939,226.36/33,745.80
  6. Step 6: Final answer
    x = 25,719.92

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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.