Home / 33,453.06-46,166.40-18,345.75

Finding the Fourth Proportional to 33,453.06, 46,166.40 and 18,345.75

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Solution

The fourth proportional to 33,453.06, 46,166.40 and 18,345.75 is: 25,317.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,453.06 : 46,166.40 = 18,345.75 : x
  2. Step 2: Convert to fraction form
    33,453.06/46,166.40 = 18,345.75/x
  3. Step 3: Cross multiply
    33,453.06x = 46,166.40 × 18,345.75
  4. Step 4: Simplify right side
    33,453.06x = 846,957,232.80
  5. Step 5: Solve for x
    x = 846,957,232.80/33,453.06
  6. Step 6: Final answer
    x = 25,317.78

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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.