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Finding the Fourth Proportional to 44,208.69, 66,275.84 and 19,229.93

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Solution

The fourth proportional to 44,208.69, 66,275.84 and 19,229.93 is: 28,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,208.69 : 66,275.84 = 19,229.93 : x
  2. Step 2: Convert to fraction form
    44,208.69/66,275.84 = 19,229.93/x
  3. Step 3: Cross multiply
    44,208.69x = 66,275.84 × 19,229.93
  4. Step 4: Simplify right side
    44,208.69x = 1,274,479,336.36
  5. Step 5: Solve for x
    x = 1,274,479,336.36/44,208.69
  6. Step 6: Final answer
    x = 28,828.71

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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.