Home / 13,974.92-20,968.14-10,295.72

Finding the Fourth Proportional to 13,974.92, 20,968.14 and 10,295.72

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Solution

The fourth proportional to 13,974.92, 20,968.14 and 10,295.72 is: 15,447.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.92 : 20,968.14 = 10,295.72 : x
  2. Step 2: Convert to fraction form
    13,974.92/20,968.14 = 10,295.72/x
  3. Step 3: Cross multiply
    13,974.92x = 20,968.14 × 10,295.72
  4. Step 4: Simplify right side
    13,974.92x = 215,882,098.36
  5. Step 5: Solve for x
    x = 215,882,098.36/13,974.92
  6. Step 6: Final answer
    x = 15,447.82

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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.