Home / 49,822.12-68,751.08-28,021.66

Finding the Fourth Proportional to 49,822.12, 68,751.08 and 28,021.66

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Solution

The fourth proportional to 49,822.12, 68,751.08 and 28,021.66 is: 38,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,822.12 : 68,751.08 = 28,021.66 : x
  2. Step 2: Convert to fraction form
    49,822.12/68,751.08 = 28,021.66/x
  3. Step 3: Cross multiply
    49,822.12x = 68,751.08 × 28,021.66
  4. Step 4: Simplify right side
    49,822.12x = 1,926,519,388.39
  5. Step 5: Solve for x
    x = 1,926,519,388.39/49,822.12
  6. Step 6: Final answer
    x = 38,667.95

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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.