Home / 49,734.16-68,611.56-28,508.56

Finding the Fourth Proportional to 49,734.16, 68,611.56 and 28,508.56

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Solution

The fourth proportional to 49,734.16, 68,611.56 and 28,508.56 is: 39,329.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,734.16 : 68,611.56 = 28,508.56 : x
  2. Step 2: Convert to fraction form
    49,734.16/68,611.56 = 28,508.56/x
  3. Step 3: Cross multiply
    49,734.16x = 68,611.56 × 28,508.56
  4. Step 4: Simplify right side
    49,734.16x = 1,956,016,774.95
  5. Step 5: Solve for x
    x = 1,956,016,774.95/49,734.16
  6. Step 6: Final answer
    x = 39,329.44

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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.