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Finding the Fourth Proportional to 17,364.20, 26,046.30 and 15,549.80

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Solution

The fourth proportional to 17,364.20, 26,046.30 and 15,549.80 is: 23,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,364.20 : 26,046.30 = 15,549.80 : x
  2. Step 2: Convert to fraction form
    17,364.20/26,046.30 = 15,549.80/x
  3. Step 3: Cross multiply
    17,364.20x = 26,046.30 × 15,549.80
  4. Step 4: Simplify right side
    17,364.20x = 405,014,755.74
  5. Step 5: Solve for x
    x = 405,014,755.74/17,364.20
  6. Step 6: Final answer
    x = 23,324.70

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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.