Home / 27,458.20-41,150.22-20,027.80

Finding the Fourth Proportional to 27,458.20, 41,150.22 and 20,027.80

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Solution

The fourth proportional to 27,458.20, 41,150.22 and 20,027.80 is: 30,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,458.20 : 41,150.22 = 20,027.80 : x
  2. Step 2: Convert to fraction form
    27,458.20/41,150.22 = 20,027.80/x
  3. Step 3: Cross multiply
    27,458.20x = 41,150.22 × 20,027.80
  4. Step 4: Simplify right side
    27,458.20x = 824,148,376.12
  5. Step 5: Solve for x
    x = 824,148,376.12/27,458.20
  6. Step 6: Final answer
    x = 30,014.65

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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.