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Finding the Fourth Proportional to 17,817.35, 26,733.80 and 8,463.98

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Solution

The fourth proportional to 17,817.35, 26,733.80 and 8,463.98 is: 12,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817.35 : 26,733.80 = 8,463.98 : x
  2. Step 2: Convert to fraction form
    17,817.35/26,733.80 = 8,463.98/x
  3. Step 3: Cross multiply
    17,817.35x = 26,733.80 × 8,463.98
  4. Step 4: Simplify right side
    17,817.35x = 226,274,348.52
  5. Step 5: Solve for x
    x = 226,274,348.52/17,817.35
  6. Step 6: Final answer
    x = 12,699.66

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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.