Home / 17,971.66-26,910.30-14,442.90

Finding the Fourth Proportional to 17,971.66, 26,910.30 and 14,442.90

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Solution

The fourth proportional to 17,971.66, 26,910.30 and 14,442.90 is: 21,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.66 : 26,910.30 = 14,442.90 : x
  2. Step 2: Convert to fraction form
    17,971.66/26,910.30 = 14,442.90/x
  3. Step 3: Cross multiply
    17,971.66x = 26,910.30 × 14,442.90
  4. Step 4: Simplify right side
    17,971.66x = 388,662,771.87
  5. Step 5: Solve for x
    x = 388,662,771.87/17,971.66
  6. Step 6: Final answer
    x = 21,626.43

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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.