Home / 27,173.88-40,756.62-11,165.04

Finding the Fourth Proportional to 27,173.88, 40,756.62 and 11,165.04

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Solution

The fourth proportional to 27,173.88, 40,756.62 and 11,165.04 is: 16,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,173.88 : 40,756.62 = 11,165.04 : x
  2. Step 2: Convert to fraction form
    27,173.88/40,756.62 = 11,165.04/x
  3. Step 3: Cross multiply
    27,173.88x = 40,756.62 × 11,165.04
  4. Step 4: Simplify right side
    27,173.88x = 455,049,292.56
  5. Step 5: Solve for x
    x = 455,049,292.56/27,173.88
  6. Step 6: Final answer
    x = 16,745.83

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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.