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Finding the Fourth Proportional to 17,611.53, 24,299.10 and 11,327.55

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Solution

The fourth proportional to 17,611.53, 24,299.10 and 11,327.55 is: 15,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.53 : 24,299.10 = 11,327.55 : x
  2. Step 2: Convert to fraction form
    17,611.53/24,299.10 = 11,327.55/x
  3. Step 3: Cross multiply
    17,611.53x = 24,299.10 × 11,327.55
  4. Step 4: Simplify right side
    17,611.53x = 275,249,270.21
  5. Step 5: Solve for x
    x = 275,249,270.21/17,611.53
  6. Step 6: Final answer
    x = 15,628.92

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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.