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Finding the Fourth Proportional to 44,694.84, 61,661.25 and 28,788.51

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Solution

The fourth proportional to 44,694.84, 61,661.25 and 28,788.51 is: 39,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,694.84 : 61,661.25 = 28,788.51 : x
  2. Step 2: Convert to fraction form
    44,694.84/61,661.25 = 28,788.51/x
  3. Step 3: Cross multiply
    44,694.84x = 61,661.25 × 28,788.51
  4. Step 4: Simplify right side
    44,694.84x = 1,775,135,512.24
  5. Step 5: Solve for x
    x = 1,775,135,512.24/44,694.84
  6. Step 6: Final answer
    x = 39,716.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.