Home / 26,849.52-40,273.44-12,819.60

Finding the Fourth Proportional to 26,849.52, 40,273.44 and 12,819.60

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Solution

The fourth proportional to 26,849.52, 40,273.44 and 12,819.60 is: 19,229.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.52 : 40,273.44 = 12,819.60 : x
  2. Step 2: Convert to fraction form
    26,849.52/40,273.44 = 12,819.60/x
  3. Step 3: Cross multiply
    26,849.52x = 40,273.44 × 12,819.60
  4. Step 4: Simplify right side
    26,849.52x = 516,289,391.42
  5. Step 5: Solve for x
    x = 516,289,391.42/26,849.52
  6. Step 6: Final answer
    x = 19,229.00

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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.