Home / 25,738.36-38,601.68-12,404.56

Finding the Fourth Proportional to 25,738.36, 38,601.68 and 12,404.56

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Solution

The fourth proportional to 25,738.36, 38,601.68 and 12,404.56 is: 18,604.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,738.36 : 38,601.68 = 12,404.56 : x
  2. Step 2: Convert to fraction form
    25,738.36/38,601.68 = 12,404.56/x
  3. Step 3: Cross multiply
    25,738.36x = 38,601.68 × 12,404.56
  4. Step 4: Simplify right side
    25,738.36x = 478,836,855.66
  5. Step 5: Solve for x
    x = 478,836,855.66/25,738.36
  6. Step 6: Final answer
    x = 18,604.02

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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.