Home / 26,404.20-39,606.30-15,906.60

Finding the Fourth Proportional to 26,404.20, 39,606.30 and 15,906.60

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Solution

The fourth proportional to 26,404.20, 39,606.30 and 15,906.60 is: 23,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,404.20 : 39,606.30 = 15,906.60 : x
  2. Step 2: Convert to fraction form
    26,404.20/39,606.30 = 15,906.60/x
  3. Step 3: Cross multiply
    26,404.20x = 39,606.30 × 15,906.60
  4. Step 4: Simplify right side
    26,404.20x = 630,001,571.58
  5. Step 5: Solve for x
    x = 630,001,571.58/26,404.20
  6. Step 6: Final answer
    x = 23,859.90

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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.