Home / 49,730.14-68,635.92-31,824.28

Finding the Fourth Proportional to 49,730.14, 68,635.92 and 31,824.28

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Solution

The fourth proportional to 49,730.14, 68,635.92 and 31,824.28 is: 43,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,730.14 : 68,635.92 = 31,824.28 : x
  2. Step 2: Convert to fraction form
    49,730.14/68,635.92 = 31,824.28/x
  3. Step 3: Cross multiply
    49,730.14x = 68,635.92 × 31,824.28
  4. Step 4: Simplify right side
    49,730.14x = 2,184,288,736.14
  5. Step 5: Solve for x
    x = 2,184,288,736.14/49,730.14
  6. Step 6: Final answer
    x = 43,922.84

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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.