Home / 49,709.40-68,594.94-28,490.52

Finding the Fourth Proportional to 49,709.40, 68,594.94 and 28,490.52

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Solution

The fourth proportional to 49,709.40, 68,594.94 and 28,490.52 is: 39,314.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,709.40 : 68,594.94 = 28,490.52 : x
  2. Step 2: Convert to fraction form
    49,709.40/68,594.94 = 28,490.52/x
  3. Step 3: Cross multiply
    49,709.40x = 68,594.94 × 28,490.52
  4. Step 4: Simplify right side
    49,709.40x = 1,954,305,509.97
  5. Step 5: Solve for x
    x = 1,954,305,509.97/49,709.40
  6. Step 6: Final answer
    x = 39,314.61

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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.