Home / 27,682.20-41,523.30-19,225.80

Finding the Fourth Proportional to 27,682.20, 41,523.30 and 19,225.80

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Solution

The fourth proportional to 27,682.20, 41,523.30 and 19,225.80 is: 28,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,682.20 : 41,523.30 = 19,225.80 : x
  2. Step 2: Convert to fraction form
    27,682.20/41,523.30 = 19,225.80/x
  3. Step 3: Cross multiply
    27,682.20x = 41,523.30 × 19,225.80
  4. Step 4: Simplify right side
    27,682.20x = 798,318,661.14
  5. Step 5: Solve for x
    x = 798,318,661.14/27,682.20
  6. Step 6: Final answer
    x = 28,838.70

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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.