Home / 33,145.94-49,712.43-12,365.30

Finding the Fourth Proportional to 33,145.94, 49,712.43 and 12,365.30

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Solution

The fourth proportional to 33,145.94, 49,712.43 and 12,365.30 is: 18,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,145.94 : 49,712.43 = 12,365.30 : x
  2. Step 2: Convert to fraction form
    33,145.94/49,712.43 = 12,365.30/x
  3. Step 3: Cross multiply
    33,145.94x = 49,712.43 × 12,365.30
  4. Step 4: Simplify right side
    33,145.94x = 614,709,110.68
  5. Step 5: Solve for x
    x = 614,709,110.68/33,145.94
  6. Step 6: Final answer
    x = 18,545.53

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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.