Home / 12,906.59-19,363.22-4,141.58

Finding the Fourth Proportional to 12,906.59, 19,363.22 and 4,141.58

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Solution

The fourth proportional to 12,906.59, 19,363.22 and 4,141.58 is: 6,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906.59 : 19,363.22 = 4,141.58 : x
  2. Step 2: Convert to fraction form
    12,906.59/19,363.22 = 4,141.58/x
  3. Step 3: Cross multiply
    12,906.59x = 19,363.22 × 4,141.58
  4. Step 4: Simplify right side
    12,906.59x = 80,194,324.69
  5. Step 5: Solve for x
    x = 80,194,324.69/12,906.59
  6. Step 6: Final answer
    x = 6,213.44

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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.