Home / 49,914.56-68,876.88-28,696.88

Finding the Fourth Proportional to 49,914.56, 68,876.88 and 28,696.88

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Solution

The fourth proportional to 49,914.56, 68,876.88 and 28,696.88 is: 39,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,914.56 : 68,876.88 = 28,696.88 : x
  2. Step 2: Convert to fraction form
    49,914.56/68,876.88 = 28,696.88/x
  3. Step 3: Cross multiply
    49,914.56x = 68,876.88 × 28,696.88
  4. Step 4: Simplify right side
    49,914.56x = 1,976,551,560.13
  5. Step 5: Solve for x
    x = 1,976,551,560.13/49,914.56
  6. Step 6: Final answer
    x = 39,598.70

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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.