Home / 49,953.45-74,933.04-18,788.97

Finding the Fourth Proportional to 49,953.45, 74,933.04 and 18,788.97

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Solution

The fourth proportional to 49,953.45, 74,933.04 and 18,788.97 is: 28,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,953.45 : 74,933.04 = 18,788.97 : x
  2. Step 2: Convert to fraction form
    49,953.45/74,933.04 = 18,788.97/x
  3. Step 3: Cross multiply
    49,953.45x = 74,933.04 × 18,788.97
  4. Step 4: Simplify right side
    49,953.45x = 1,407,914,640.57
  5. Step 5: Solve for x
    x = 1,407,914,640.57/49,953.45
  6. Step 6: Final answer
    x = 28,184.53

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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.