Home / 14,263.14-21,405.22-6,766.73

Finding the Fourth Proportional to 14,263.14, 21,405.22 and 6,766.73

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Solution

The fourth proportional to 14,263.14, 21,405.22 and 6,766.73 is: 10,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.14 : 21,405.22 = 6,766.73 : x
  2. Step 2: Convert to fraction form
    14,263.14/21,405.22 = 6,766.73/x
  3. Step 3: Cross multiply
    14,263.14x = 21,405.22 × 6,766.73
  4. Step 4: Simplify right side
    14,263.14x = 144,843,243.69
  5. Step 5: Solve for x
    x = 144,843,243.69/14,263.14
  6. Step 6: Final answer
    x = 10,155.08

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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.