Home / 49,536.12-68,350.32-28,310.88

Finding the Fourth Proportional to 49,536.12, 68,350.32 and 28,310.88

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Solution

The fourth proportional to 49,536.12, 68,350.32 and 28,310.88 is: 39,063.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,536.12 : 68,350.32 = 28,310.88 : x
  2. Step 2: Convert to fraction form
    49,536.12/68,350.32 = 28,310.88/x
  3. Step 3: Cross multiply
    49,536.12x = 68,350.32 × 28,310.88
  4. Step 4: Simplify right side
    49,536.12x = 1,935,057,707.48
  5. Step 5: Solve for x
    x = 1,935,057,707.48/49,536.12
  6. Step 6: Final answer
    x = 39,063.57

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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.