Home / 33,022.69-45,571.31-18,875.84

Finding the Fourth Proportional to 33,022.69, 45,571.31 and 18,875.84

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Solution

The fourth proportional to 33,022.69, 45,571.31 and 18,875.84 is: 26,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,022.69 : 45,571.31 = 18,875.84 : x
  2. Step 2: Convert to fraction form
    33,022.69/45,571.31 = 18,875.84/x
  3. Step 3: Cross multiply
    33,022.69x = 45,571.31 × 18,875.84
  4. Step 4: Simplify right side
    33,022.69x = 860,196,504.70
  5. Step 5: Solve for x
    x = 860,196,504.70/33,022.69
  6. Step 6: Final answer
    x = 26,048.65

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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.