Home / 16,628.32-24,949.32-12,208.56

Finding the Fourth Proportional to 16,628.32, 24,949.32 and 12,208.56

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Solution

The fourth proportional to 16,628.32, 24,949.32 and 12,208.56 is: 18,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.32 : 24,949.32 = 12,208.56 : x
  2. Step 2: Convert to fraction form
    16,628.32/24,949.32 = 12,208.56/x
  3. Step 3: Cross multiply
    16,628.32x = 24,949.32 × 12,208.56
  4. Step 4: Simplify right side
    16,628.32x = 304,595,145.43
  5. Step 5: Solve for x
    x = 304,595,145.43/16,628.32
  6. Step 6: Final answer
    x = 18,317.85

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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.