Home / 39,746.97-54,849.71-21,841.99

Finding the Fourth Proportional to 39,746.97, 54,849.71 and 21,841.99

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Solution

The fourth proportional to 39,746.97, 54,849.71 and 21,841.99 is: 30,141.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,746.97 : 54,849.71 = 21,841.99 : x
  2. Step 2: Convert to fraction form
    39,746.97/54,849.71 = 21,841.99/x
  3. Step 3: Cross multiply
    39,746.97x = 54,849.71 × 21,841.99
  4. Step 4: Simplify right side
    39,746.97x = 1,198,026,734.80
  5. Step 5: Solve for x
    x = 1,198,026,734.80/39,746.97
  6. Step 6: Final answer
    x = 30,141.33

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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.