Home / 49,955.87-68,942.91-28,452.57

Finding the Fourth Proportional to 49,955.87, 68,942.91 and 28,452.57

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Solution

The fourth proportional to 49,955.87, 68,942.91 and 28,452.57 is: 39,266.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,955.87 : 68,942.91 = 28,452.57 : x
  2. Step 2: Convert to fraction form
    49,955.87/68,942.91 = 28,452.57/x
  3. Step 3: Cross multiply
    49,955.87x = 68,942.91 × 28,452.57
  4. Step 4: Simplify right side
    49,955.87x = 1,961,602,972.78
  5. Step 5: Solve for x
    x = 1,961,602,972.78/49,955.87
  6. Step 6: Final answer
    x = 39,266.72

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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.