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Finding the Fourth Proportional to 25,857.84, 35,692.56 and 16,795.56

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Solution

The fourth proportional to 25,857.84, 35,692.56 and 16,795.56 is: 23,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,857.84 : 35,692.56 = 16,795.56 : x
  2. Step 2: Convert to fraction form
    25,857.84/35,692.56 = 16,795.56/x
  3. Step 3: Cross multiply
    25,857.84x = 35,692.56 × 16,795.56
  4. Step 4: Simplify right side
    25,857.84x = 599,476,533.03
  5. Step 5: Solve for x
    x = 599,476,533.03/25,857.84
  6. Step 6: Final answer
    x = 23,183.55

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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.