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Finding the Fourth Proportional to 17,952.37, 26,928.57 and 8,080.12

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Solution

The fourth proportional to 17,952.37, 26,928.57 and 8,080.12 is: 12,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,952.37 : 26,928.57 = 8,080.12 : x
  2. Step 2: Convert to fraction form
    17,952.37/26,928.57 = 8,080.12/x
  3. Step 3: Cross multiply
    17,952.37x = 26,928.57 × 8,080.12
  4. Step 4: Simplify right side
    17,952.37x = 217,586,077.03
  5. Step 5: Solve for x
    x = 217,586,077.03/17,952.37
  6. Step 6: Final answer
    x = 12,120.19

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Similar ratio
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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.