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Finding the Fourth Proportional to 17,910.09, 24,715.42 and 9,952.11

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Solution

The fourth proportional to 17,910.09, 24,715.42 and 9,952.11 is: 13,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,910.09 : 24,715.42 = 9,952.11 : x
  2. Step 2: Convert to fraction form
    17,910.09/24,715.42 = 9,952.11/x
  3. Step 3: Cross multiply
    17,910.09x = 24,715.42 × 9,952.11
  4. Step 4: Simplify right side
    17,910.09x = 245,970,578.54
  5. Step 5: Solve for x
    x = 245,970,578.54/17,910.09
  6. Step 6: Final answer
    x = 13,733.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.