Home / 49,605.48-68,453.10-28,091.88

Finding the Fourth Proportional to 49,605.48, 68,453.10 and 28,091.88

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Solution

The fourth proportional to 49,605.48, 68,453.10 and 28,091.88 is: 38,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,605.48 : 68,453.10 = 28,091.88 : x
  2. Step 2: Convert to fraction form
    49,605.48/68,453.10 = 28,091.88/x
  3. Step 3: Cross multiply
    49,605.48x = 68,453.10 × 28,091.88
  4. Step 4: Simplify right side
    49,605.48x = 1,922,976,270.83
  5. Step 5: Solve for x
    x = 1,922,976,270.83/49,605.48
  6. Step 6: Final answer
    x = 38,765.40

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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.