Home / 49,869.87-68,824.53-28,366.35

Finding the Fourth Proportional to 49,869.87, 68,824.53 and 28,366.35

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Solution

The fourth proportional to 49,869.87, 68,824.53 and 28,366.35 is: 39,147.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,869.87 : 68,824.53 = 28,366.35 : x
  2. Step 2: Convert to fraction form
    49,869.87/68,824.53 = 28,366.35/x
  3. Step 3: Cross multiply
    49,869.87x = 68,824.53 × 28,366.35
  4. Step 4: Simplify right side
    49,869.87x = 1,952,300,706.57
  5. Step 5: Solve for x
    x = 1,952,300,706.57/49,869.87
  6. Step 6: Final answer
    x = 39,147.90

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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.