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Finding the Fourth Proportional to 11,635.82, 17,322.11 and 11,566.62

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Solution

The fourth proportional to 11,635.82, 17,322.11 and 11,566.62 is: 17,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,635.82 : 17,322.11 = 11,566.62 : x
  2. Step 2: Convert to fraction form
    11,635.82/17,322.11 = 11,566.62/x
  3. Step 3: Cross multiply
    11,635.82x = 17,322.11 × 11,566.62
  4. Step 4: Simplify right side
    11,635.82x = 200,358,184.55
  5. Step 5: Solve for x
    x = 200,358,184.55/11,635.82
  6. Step 6: Final answer
    x = 17,219.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.