Home / 49,055.82-67,696.38-28,913.52

Finding the Fourth Proportional to 49,055.82, 67,696.38 and 28,913.52

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Solution

The fourth proportional to 49,055.82, 67,696.38 and 28,913.52 is: 39,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,055.82 : 67,696.38 = 28,913.52 : x
  2. Step 2: Convert to fraction form
    49,055.82/67,696.38 = 28,913.52/x
  3. Step 3: Cross multiply
    49,055.82x = 67,696.38 × 28,913.52
  4. Step 4: Simplify right side
    49,055.82x = 1,957,340,637.06
  5. Step 5: Solve for x
    x = 1,957,340,637.06/49,055.82
  6. Step 6: Final answer
    x = 39,900.27

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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.