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Finding the Fourth Proportional to 17,244.80, 25,795.20 and 15,706.88

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Solution

The fourth proportional to 17,244.80, 25,795.20 and 15,706.88 is: 23,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,244.80 : 25,795.20 = 15,706.88 : x
  2. Step 2: Convert to fraction form
    17,244.80/25,795.20 = 15,706.88/x
  3. Step 3: Cross multiply
    17,244.80x = 25,795.20 × 15,706.88
  4. Step 4: Simplify right side
    17,244.80x = 405,162,110.98
  5. Step 5: Solve for x
    x = 405,162,110.98/17,244.80
  6. Step 6: Final answer
    x = 23,494.74

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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.