Home / 49,289.67-68,020.38-28,069.02

Finding the Fourth Proportional to 49,289.67, 68,020.38 and 28,069.02

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Solution

The fourth proportional to 49,289.67, 68,020.38 and 28,069.02 is: 38,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,289.67 : 68,020.38 = 28,069.02 : x
  2. Step 2: Convert to fraction form
    49,289.67/68,020.38 = 28,069.02/x
  3. Step 3: Cross multiply
    49,289.67x = 68,020.38 × 28,069.02
  4. Step 4: Simplify right side
    49,289.67x = 1,909,265,406.63
  5. Step 5: Solve for x
    x = 1,909,265,406.63/49,289.67
  6. Step 6: Final answer
    x = 38,735.61

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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.