Home / 12,792.11-19,172.03-6,854.27

Finding the Fourth Proportional to 12,792.11, 19,172.03 and 6,854.27

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Solution

The fourth proportional to 12,792.11, 19,172.03 and 6,854.27 is: 10,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792.11 : 19,172.03 = 6,854.27 : x
  2. Step 2: Convert to fraction form
    12,792.11/19,172.03 = 6,854.27/x
  3. Step 3: Cross multiply
    12,792.11x = 19,172.03 × 6,854.27
  4. Step 4: Simplify right side
    12,792.11x = 131,410,191.34
  5. Step 5: Solve for x
    x = 131,410,191.34/12,792.11
  6. Step 6: Final answer
    x = 10,272.76

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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.