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Finding the Fourth Proportional to 17,843.19, 26,766.11 and 5,362.21

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Solution

The fourth proportional to 17,843.19, 26,766.11 and 5,362.21 is: 8,043.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.19 : 26,766.11 = 5,362.21 : x
  2. Step 2: Convert to fraction form
    17,843.19/26,766.11 = 5,362.21/x
  3. Step 3: Cross multiply
    17,843.19x = 26,766.11 × 5,362.21
  4. Step 4: Simplify right side
    17,843.19x = 143,525,475.89
  5. Step 5: Solve for x
    x = 143,525,475.89/17,843.19
  6. Step 6: Final answer
    x = 8,043.71

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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.