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Finding the Fourth Proportional to 17,906.22, 26,850.15 and 6,804.45

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Solution

The fourth proportional to 17,906.22, 26,850.15 and 6,804.45 is: 10,203.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,906.22 : 26,850.15 = 6,804.45 : x
  2. Step 2: Convert to fraction form
    17,906.22/26,850.15 = 6,804.45/x
  3. Step 3: Cross multiply
    17,906.22x = 26,850.15 × 6,804.45
  4. Step 4: Simplify right side
    17,906.22x = 182,700,503.17
  5. Step 5: Solve for x
    x = 182,700,503.17/17,906.22
  6. Step 6: Final answer
    x = 10,203.19

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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.