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Finding the Fourth Proportional to 17,519, 24,176.22 and 11,239.88

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Solution

The fourth proportional to 17,519, 24,176.22 and 11,239.88 is: 15,511.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519 : 24,176.22 = 11,239.88 : x
  2. Step 2: Convert to fraction form
    17,519/24,176.22 = 11,239.88/x
  3. Step 3: Cross multiply
    17,519x = 24,176.22 × 11,239.88
  4. Step 4: Simplify right side
    17,519x = 271,737,811.65
  5. Step 5: Solve for x
    x = 271,737,811.65/17,519
  6. Step 6: Final answer
    x = 15,511.03

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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.