Home / 51,982.24-71,735.52-28,109.11

Finding the Fourth Proportional to 51,982.24, 71,735.52 and 28,109.11

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Solution

The fourth proportional to 51,982.24, 71,735.52 and 28,109.11 is: 38,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.24 : 71,735.52 = 28,109.11 : x
  2. Step 2: Convert to fraction form
    51,982.24/71,735.52 = 28,109.11/x
  3. Step 3: Cross multiply
    51,982.24x = 71,735.52 × 28,109.11
  4. Step 4: Simplify right side
    51,982.24x = 2,016,421,622.59
  5. Step 5: Solve for x
    x = 2,016,421,622.59/51,982.24
  6. Step 6: Final answer
    x = 38,790.59

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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.