Home / 12,914.46-19,367.01-5,519.43

Finding the Fourth Proportional to 12,914.46, 19,367.01 and 5,519.43

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Solution

The fourth proportional to 12,914.46, 19,367.01 and 5,519.43 is: 8,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.46 : 19,367.01 = 5,519.43 : x
  2. Step 2: Convert to fraction form
    12,914.46/19,367.01 = 5,519.43/x
  3. Step 3: Cross multiply
    12,914.46x = 19,367.01 × 5,519.43
  4. Step 4: Simplify right side
    12,914.46x = 106,894,856.00
  5. Step 5: Solve for x
    x = 106,894,856.00/12,914.46
  6. Step 6: Final answer
    x = 8,277.14

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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.