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Finding the Fourth Proportional to 17,120.08, 23,625.84 and 9,668.08

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Solution

The fourth proportional to 17,120.08, 23,625.84 and 9,668.08 is: 13,342.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,120.08 : 23,625.84 = 9,668.08 : x
  2. Step 2: Convert to fraction form
    17,120.08/23,625.84 = 9,668.08/x
  3. Step 3: Cross multiply
    17,120.08x = 23,625.84 × 9,668.08
  4. Step 4: Simplify right side
    17,120.08x = 228,416,511.19
  5. Step 5: Solve for x
    x = 228,416,511.19/17,120.08
  6. Step 6: Final answer
    x = 13,342.02

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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.