Home / 17,168.09-23,691.60-9,511.16

Finding the Fourth Proportional to 17,168.09, 23,691.60 and 9,511.16

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Solution

The fourth proportional to 17,168.09, 23,691.60 and 9,511.16 is: 13,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.09 : 23,691.60 = 9,511.16 : x
  2. Step 2: Convert to fraction form
    17,168.09/23,691.60 = 9,511.16/x
  3. Step 3: Cross multiply
    17,168.09x = 23,691.60 × 9,511.16
  4. Step 4: Simplify right side
    17,168.09x = 225,334,479.80
  5. Step 5: Solve for x
    x = 225,334,479.80/17,168.09
  6. Step 6: Final answer
    x = 13,125.20

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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.