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Finding the Fourth Proportional to 24,692.94, 34,081.56 and 15,738.39

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Solution

The fourth proportional to 24,692.94, 34,081.56 and 15,738.39 is: 21,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,692.94 : 34,081.56 = 15,738.39 : x
  2. Step 2: Convert to fraction form
    24,692.94/34,081.56 = 15,738.39/x
  3. Step 3: Cross multiply
    24,692.94x = 34,081.56 × 15,738.39
  4. Step 4: Simplify right side
    24,692.94x = 536,388,883.09
  5. Step 5: Solve for x
    x = 536,388,883.09/24,692.94
  6. Step 6: Final answer
    x = 21,722.36

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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.