Home / 33,412.75-46,109.73-18,508.75

Finding the Fourth Proportional to 33,412.75, 46,109.73 and 18,508.75

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Solution

The fourth proportional to 33,412.75, 46,109.73 and 18,508.75 is: 25,542.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,412.75 : 46,109.73 = 18,508.75 : x
  2. Step 2: Convert to fraction form
    33,412.75/46,109.73 = 18,508.75/x
  3. Step 3: Cross multiply
    33,412.75x = 46,109.73 × 18,508.75
  4. Step 4: Simplify right side
    33,412.75x = 853,433,465.14
  5. Step 5: Solve for x
    x = 853,433,465.14/33,412.75
  6. Step 6: Final answer
    x = 25,542.15

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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.