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Finding the Fourth Proportional to 17,026.70, 25,525.68 and 8,137.02

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Solution

The fourth proportional to 17,026.70, 25,525.68 and 8,137.02 is: 12,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,026.70 : 25,525.68 = 8,137.02 : x
  2. Step 2: Convert to fraction form
    17,026.70/25,525.68 = 8,137.02/x
  3. Step 3: Cross multiply
    17,026.70x = 25,525.68 × 8,137.02
  4. Step 4: Simplify right side
    17,026.70x = 207,702,968.67
  5. Step 5: Solve for x
    x = 207,702,968.67/17,026.70
  6. Step 6: Final answer
    x = 12,198.66

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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.