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Finding the Fourth Proportional to 17,706.63, 26,546.68 and 10,684.99

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Solution

The fourth proportional to 17,706.63, 26,546.68 and 10,684.99 is: 16,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.63 : 26,546.68 = 10,684.99 : x
  2. Step 2: Convert to fraction form
    17,706.63/26,546.68 = 10,684.99/x
  3. Step 3: Cross multiply
    17,706.63x = 26,546.68 × 10,684.99
  4. Step 4: Simplify right side
    17,706.63x = 283,651,010.33
  5. Step 5: Solve for x
    x = 283,651,010.33/17,706.63
  6. Step 6: Final answer
    x = 16,019.48

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1.5x scale

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.