Home / 17,818.15-26,728.62-5,971.96

Finding the Fourth Proportional to 17,818.15, 26,728.62 and 5,971.96

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Solution

The fourth proportional to 17,818.15, 26,728.62 and 5,971.96 is: 8,958.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,818.15 : 26,728.62 = 5,971.96 : x
  2. Step 2: Convert to fraction form
    17,818.15/26,728.62 = 5,971.96/x
  3. Step 3: Cross multiply
    17,818.15x = 26,728.62 × 5,971.96
  4. Step 4: Simplify right side
    17,818.15x = 159,622,249.50
  5. Step 5: Solve for x
    x = 159,622,249.50/17,818.15
  6. Step 6: Final answer
    x = 8,958.41

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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.