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Finding the Fourth Proportional to 17,843.40, 26,765.37 and 6,755.28

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Solution

The fourth proportional to 17,843.40, 26,765.37 and 6,755.28 is: 10,133.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.40 : 26,765.37 = 6,755.28 : x
  2. Step 2: Convert to fraction form
    17,843.40/26,765.37 = 6,755.28/x
  3. Step 3: Cross multiply
    17,843.40x = 26,765.37 × 6,755.28
  4. Step 4: Simplify right side
    17,843.40x = 180,807,568.65
  5. Step 5: Solve for x
    x = 180,807,568.65/17,843.40
  6. Step 6: Final answer
    x = 10,133.02

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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.