Home / 33,940.16-46,837.28-20,692.16

Finding the Fourth Proportional to 33,940.16, 46,837.28 and 20,692.16

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Solution

The fourth proportional to 33,940.16, 46,837.28 and 20,692.16 is: 28,555.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.16 : 46,837.28 = 20,692.16 : x
  2. Step 2: Convert to fraction form
    33,940.16/46,837.28 = 20,692.16/x
  3. Step 3: Cross multiply
    33,940.16x = 46,837.28 × 20,692.16
  4. Step 4: Simplify right side
    33,940.16x = 969,164,491.72
  5. Step 5: Solve for x
    x = 969,164,491.72/33,940.16
  6. Step 6: Final answer
    x = 28,555.09

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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.