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Finding the Fourth Proportional to 17,968.83, 26,955.09 and 6,884.88

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Solution

The fourth proportional to 17,968.83, 26,955.09 and 6,884.88 is: 10,328.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,968.83 : 26,955.09 = 6,884.88 : x
  2. Step 2: Convert to fraction form
    17,968.83/26,955.09 = 6,884.88/x
  3. Step 3: Cross multiply
    17,968.83x = 26,955.09 × 6,884.88
  4. Step 4: Simplify right side
    17,968.83x = 185,582,560.04
  5. Step 5: Solve for x
    x = 185,582,560.04/17,968.83
  6. Step 6: Final answer
    x = 10,328.03

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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.