Home / 33,208.11-45,821.93-18,669.42

Finding the Fourth Proportional to 33,208.11, 45,821.93 and 18,669.42

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Solution

The fourth proportional to 33,208.11, 45,821.93 and 18,669.42 is: 25,760.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.11 : 45,821.93 = 18,669.42 : x
  2. Step 2: Convert to fraction form
    33,208.11/45,821.93 = 18,669.42/x
  3. Step 3: Cross multiply
    33,208.11x = 45,821.93 × 18,669.42
  4. Step 4: Simplify right side
    33,208.11x = 855,468,763.03
  5. Step 5: Solve for x
    x = 855,468,763.03/33,208.11
  6. Step 6: Final answer
    x = 25,760.84

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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.