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Finding the Fourth Proportional to 18,496.99, 27,771.27 and 9,497.41

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Solution

The fourth proportional to 18,496.99, 27,771.27 and 9,497.41 is: 14,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,496.99 : 27,771.27 = 9,497.41 : x
  2. Step 2: Convert to fraction form
    18,496.99/27,771.27 = 9,497.41/x
  3. Step 3: Cross multiply
    18,496.99x = 27,771.27 × 9,497.41
  4. Step 4: Simplify right side
    18,496.99x = 263,755,137.41
  5. Step 5: Solve for x
    x = 263,755,137.41/18,496.99
  6. Step 6: Final answer
    x = 14,259.35

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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.