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Finding the Fourth Proportional to 17,129.69, 23,636.69 and 9,575.08

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Solution

The fourth proportional to 17,129.69, 23,636.69 and 9,575.08 is: 13,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.69 : 23,636.69 = 9,575.08 : x
  2. Step 2: Convert to fraction form
    17,129.69/23,636.69 = 9,575.08/x
  3. Step 3: Cross multiply
    17,129.69x = 23,636.69 × 9,575.08
  4. Step 4: Simplify right side
    17,129.69x = 226,323,126.62
  5. Step 5: Solve for x
    x = 226,323,126.62/17,129.69
  6. Step 6: Final answer
    x = 13,212.33

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Half scale
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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.