Home / 17,092.20-25,638.30-16,861.80

Finding the Fourth Proportional to 17,092.20, 25,638.30 and 16,861.80

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Solution

The fourth proportional to 17,092.20, 25,638.30 and 16,861.80 is: 25,292.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,092.20 : 25,638.30 = 16,861.80 : x
  2. Step 2: Convert to fraction form
    17,092.20/25,638.30 = 16,861.80/x
  3. Step 3: Cross multiply
    17,092.20x = 25,638.30 × 16,861.80
  4. Step 4: Simplify right side
    17,092.20x = 432,307,886.94
  5. Step 5: Solve for x
    x = 432,307,886.94/17,092.20
  6. Step 6: Final answer
    x = 25,292.70

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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.