Home / 27,029.94-40,548.79-8,311.55

Finding the Fourth Proportional to 27,029.94, 40,548.79 and 8,311.55

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Solution

The fourth proportional to 27,029.94, 40,548.79 and 8,311.55 is: 12,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,029.94 : 40,548.79 = 8,311.55 : x
  2. Step 2: Convert to fraction form
    27,029.94/40,548.79 = 8,311.55/x
  3. Step 3: Cross multiply
    27,029.94x = 40,548.79 × 8,311.55
  4. Step 4: Simplify right side
    27,029.94x = 337,023,295.52
  5. Step 5: Solve for x
    x = 337,023,295.52/27,029.94
  6. Step 6: Final answer
    x = 12,468.52

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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.