Home / 26,975.75-40,468.47-8,255.43

Finding the Fourth Proportional to 26,975.75, 40,468.47 and 8,255.43

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Solution

The fourth proportional to 26,975.75, 40,468.47 and 8,255.43 is: 12,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,975.75 : 40,468.47 = 8,255.43 : x
  2. Step 2: Convert to fraction form
    26,975.75/40,468.47 = 8,255.43/x
  3. Step 3: Cross multiply
    26,975.75x = 40,468.47 × 8,255.43
  4. Step 4: Simplify right side
    26,975.75x = 334,084,621.29
  5. Step 5: Solve for x
    x = 334,084,621.29/26,975.75
  6. Step 6: Final answer
    x = 12,384.63

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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.