Home / 33,110.38-45,692.32-18,206.38

Finding the Fourth Proportional to 33,110.38, 45,692.32 and 18,206.38

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Solution

The fourth proportional to 33,110.38, 45,692.32 and 18,206.38 is: 25,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,110.38 : 45,692.32 = 18,206.38 : x
  2. Step 2: Convert to fraction form
    33,110.38/45,692.32 = 18,206.38/x
  3. Step 3: Cross multiply
    33,110.38x = 45,692.32 × 18,206.38
  4. Step 4: Simplify right side
    33,110.38x = 831,891,741.00
  5. Step 5: Solve for x
    x = 831,891,741.00/33,110.38
  6. Step 6: Final answer
    x = 25,124.80

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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.