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Finding the Fourth Proportional to 17,806.08, 26,725.44 and 9,047.04

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Solution

The fourth proportional to 17,806.08, 26,725.44 and 9,047.04 is: 13,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.08 : 26,725.44 = 9,047.04 : x
  2. Step 2: Convert to fraction form
    17,806.08/26,725.44 = 9,047.04/x
  3. Step 3: Cross multiply
    17,806.08x = 26,725.44 × 9,047.04
  4. Step 4: Simplify right side
    17,806.08x = 241,786,124.70
  5. Step 5: Solve for x
    x = 241,786,124.70/17,806.08
  6. Step 6: Final answer
    x = 13,578.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.