Home / 26,837.88-40,243.78-8,114.32

Finding the Fourth Proportional to 26,837.88, 40,243.78 and 8,114.32

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Solution

The fourth proportional to 26,837.88, 40,243.78 and 8,114.32 is: 12,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,837.88 : 40,243.78 = 8,114.32 : x
  2. Step 2: Convert to fraction form
    26,837.88/40,243.78 = 8,114.32/x
  3. Step 3: Cross multiply
    26,837.88x = 40,243.78 × 8,114.32
  4. Step 4: Simplify right side
    26,837.88x = 326,550,908.93
  5. Step 5: Solve for x
    x = 326,550,908.93/26,837.88
  6. Step 6: Final answer
    x = 12,167.54

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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.