Home / 49,039.08-73,494.04-19,440.78

Finding the Fourth Proportional to 49,039.08, 73,494.04 and 19,440.78

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Solution

The fourth proportional to 49,039.08, 73,494.04 and 19,440.78 is: 29,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,039.08 : 73,494.04 = 19,440.78 : x
  2. Step 2: Convert to fraction form
    49,039.08/73,494.04 = 19,440.78/x
  3. Step 3: Cross multiply
    49,039.08x = 73,494.04 × 19,440.78
  4. Step 4: Simplify right side
    49,039.08x = 1,428,781,462.95
  5. Step 5: Solve for x
    x = 1,428,781,462.95/49,039.08
  6. Step 6: Final answer
    x = 29,135.57

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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.