Home / 17,845.97-26,769.17-8,486.90

Finding the Fourth Proportional to 17,845.97, 26,769.17 and 8,486.90

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Solution

The fourth proportional to 17,845.97, 26,769.17 and 8,486.90 is: 12,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.97 : 26,769.17 = 8,486.90 : x
  2. Step 2: Convert to fraction form
    17,845.97/26,769.17 = 8,486.90/x
  3. Step 3: Cross multiply
    17,845.97x = 26,769.17 × 8,486.90
  4. Step 4: Simplify right side
    17,845.97x = 227,187,156.24
  5. Step 5: Solve for x
    x = 227,187,156.24/17,845.97
  6. Step 6: Final answer
    x = 12,730.44

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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.