Home / 13,330.24-19,994.88-4,096

Finding the Fourth Proportional to 13,330.24, 19,994.88 and 4,096

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Solution

The fourth proportional to 13,330.24, 19,994.88 and 4,096 is: 6,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.24 : 19,994.88 = 4,096 : x
  2. Step 2: Convert to fraction form
    13,330.24/19,994.88 = 4,096/x
  3. Step 3: Cross multiply
    13,330.24x = 19,994.88 × 4,096
  4. Step 4: Simplify right side
    13,330.24x = 81,899,028.48
  5. Step 5: Solve for x
    x = 81,899,028.48/13,330.24
  6. Step 6: Final answer
    x = 6,143.85

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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.