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Finding the Fourth Proportional to 17,894.39, 24,692.99 and 11,181.24

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Solution

The fourth proportional to 17,894.39, 24,692.99 and 11,181.24 is: 15,429.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.39 : 24,692.99 = 11,181.24 : x
  2. Step 2: Convert to fraction form
    17,894.39/24,692.99 = 11,181.24/x
  3. Step 3: Cross multiply
    17,894.39x = 24,692.99 × 11,181.24
  4. Step 4: Simplify right side
    17,894.39x = 276,098,191.60
  5. Step 5: Solve for x
    x = 276,098,191.60/17,894.39
  6. Step 6: Final answer
    x = 15,429.32

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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.