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Finding the Fourth Proportional to 17,706.82, 26,560.24 and 16,938.08

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Solution

The fourth proportional to 17,706.82, 26,560.24 and 16,938.08 is: 25,407.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.82 : 26,560.24 = 16,938.08 : x
  2. Step 2: Convert to fraction form
    17,706.82/26,560.24 = 16,938.08/x
  3. Step 3: Cross multiply
    17,706.82x = 26,560.24 × 16,938.08
  4. Step 4: Simplify right side
    17,706.82x = 449,879,273.62
  5. Step 5: Solve for x
    x = 449,879,273.62/17,706.82
  6. Step 6: Final answer
    x = 25,407.13

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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.