Home / 12,914.73-19,369.53-3,552.33

Finding the Fourth Proportional to 12,914.73, 19,369.53 and 3,552.33

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Solution

The fourth proportional to 12,914.73, 19,369.53 and 3,552.33 is: 5,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914.73 : 19,369.53 = 3,552.33 : x
  2. Step 2: Convert to fraction form
    12,914.73/19,369.53 = 3,552.33/x
  3. Step 3: Cross multiply
    12,914.73x = 19,369.53 × 3,552.33
  4. Step 4: Simplify right side
    12,914.73x = 68,806,916.20
  5. Step 5: Solve for x
    x = 68,806,916.20/12,914.73
  6. Step 6: Final answer
    x = 5,327.79

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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.