Home / 51,982.29-71,735.22-28,108.86

Finding the Fourth Proportional to 51,982.29, 71,735.22 and 28,108.86

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Solution

The fourth proportional to 51,982.29, 71,735.22 and 28,108.86 is: 38,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.29 : 71,735.22 = 28,108.86 : x
  2. Step 2: Convert to fraction form
    51,982.29/71,735.22 = 28,108.86/x
  3. Step 3: Cross multiply
    51,982.29x = 71,735.22 × 28,108.86
  4. Step 4: Simplify right side
    51,982.29x = 2,016,394,987.04
  5. Step 5: Solve for x
    x = 2,016,394,987.04/51,982.29
  6. Step 6: Final answer
    x = 38,790.04

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1.5x scale

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.