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Finding the Fourth Proportional to 17,803.26, 26,715.15 and 6,717.69

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Solution

The fourth proportional to 17,803.26, 26,715.15 and 6,717.69 is: 10,080.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,803.26 : 26,715.15 = 6,717.69 : x
  2. Step 2: Convert to fraction form
    17,803.26/26,715.15 = 6,717.69/x
  3. Step 3: Cross multiply
    17,803.26x = 26,715.15 × 6,717.69
  4. Step 4: Simplify right side
    17,803.26x = 179,464,096.00
  5. Step 5: Solve for x
    x = 179,464,096.00/17,803.26
  6. Step 6: Final answer
    x = 10,080.41

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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.