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Finding the Fourth Proportional to 17,645.33, 26,443.13 and 9,751.41

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Solution

The fourth proportional to 17,645.33, 26,443.13 and 9,751.41 is: 14,613.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,645.33 : 26,443.13 = 9,751.41 : x
  2. Step 2: Convert to fraction form
    17,645.33/26,443.13 = 9,751.41/x
  3. Step 3: Cross multiply
    17,645.33x = 26,443.13 × 9,751.41
  4. Step 4: Simplify right side
    17,645.33x = 257,857,753.56
  5. Step 5: Solve for x
    x = 257,857,753.56/17,645.33
  6. Step 6: Final answer
    x = 14,613.37

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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.