Home / 49,657.74-68,524.11-28,436.46

Finding the Fourth Proportional to 49,657.74, 68,524.11 and 28,436.46

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Solution

The fourth proportional to 49,657.74, 68,524.11 and 28,436.46 is: 39,240.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,657.74 : 68,524.11 = 28,436.46 : x
  2. Step 2: Convert to fraction form
    49,657.74/68,524.11 = 28,436.46/x
  3. Step 3: Cross multiply
    49,657.74x = 68,524.11 × 28,436.46
  4. Step 4: Simplify right side
    49,657.74x = 1,948,583,113.05
  5. Step 5: Solve for x
    x = 1,948,583,113.05/49,657.74
  6. Step 6: Final answer
    x = 39,240.27

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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.