Home / 33,685.08-46,485.74-18,578.35

Finding the Fourth Proportional to 33,685.08, 46,485.74 and 18,578.35

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Solution

The fourth proportional to 33,685.08, 46,485.74 and 18,578.35 is: 25,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,685.08 : 46,485.74 = 18,578.35 : x
  2. Step 2: Convert to fraction form
    33,685.08/46,485.74 = 18,578.35/x
  3. Step 3: Cross multiply
    33,685.08x = 46,485.74 × 18,578.35
  4. Step 4: Simplify right side
    33,685.08x = 863,628,347.73
  5. Step 5: Solve for x
    x = 863,628,347.73/33,685.08
  6. Step 6: Final answer
    x = 25,638.30

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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.