Home / 49,689.94-68,584.30-28,192.27

Finding the Fourth Proportional to 49,689.94, 68,584.30 and 28,192.27

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Solution

The fourth proportional to 49,689.94, 68,584.30 and 28,192.27 is: 38,912.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,689.94 : 68,584.30 = 28,192.27 : x
  2. Step 2: Convert to fraction form
    49,689.94/68,584.30 = 28,192.27/x
  3. Step 3: Cross multiply
    49,689.94x = 68,584.30 × 28,192.27
  4. Step 4: Simplify right side
    49,689.94x = 1,933,547,103.36
  5. Step 5: Solve for x
    x = 1,933,547,103.36/49,689.94
  6. Step 6: Final answer
    x = 38,912.24

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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.