Home / 12,246.94-18,367.81-3,924.73

Finding the Fourth Proportional to 12,246.94, 18,367.81 and 3,924.73

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Solution

The fourth proportional to 12,246.94, 18,367.81 and 3,924.73 is: 5,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246.94 : 18,367.81 = 3,924.73 : x
  2. Step 2: Convert to fraction form
    12,246.94/18,367.81 = 3,924.73/x
  3. Step 3: Cross multiply
    12,246.94x = 18,367.81 × 3,924.73
  4. Step 4: Simplify right side
    12,246.94x = 72,088,639.21
  5. Step 5: Solve for x
    x = 72,088,639.21/12,246.94
  6. Step 6: Final answer
    x = 5,886.26

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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.