Home / 33,550.80-46,300.78-18,445.11

Finding the Fourth Proportional to 33,550.80, 46,300.78 and 18,445.11

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Solution

The fourth proportional to 33,550.80, 46,300.78 and 18,445.11 is: 25,454.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,550.80 : 46,300.78 = 18,445.11 : x
  2. Step 2: Convert to fraction form
    33,550.80/46,300.78 = 18,445.11/x
  3. Step 3: Cross multiply
    33,550.80x = 46,300.78 × 18,445.11
  4. Step 4: Simplify right side
    33,550.80x = 854,022,980.19
  5. Step 5: Solve for x
    x = 854,022,980.19/33,550.80
  6. Step 6: Final answer
    x = 25,454.62

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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.