Home / 36,109.70-49,833.92-20,195.63

Finding the Fourth Proportional to 36,109.70, 49,833.92 and 20,195.63

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Solution

The fourth proportional to 36,109.70, 49,833.92 and 20,195.63 is: 27,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.70 : 49,833.92 = 20,195.63 : x
  2. Step 2: Convert to fraction form
    36,109.70/49,833.92 = 20,195.63/x
  3. Step 3: Cross multiply
    36,109.70x = 49,833.92 × 20,195.63
  4. Step 4: Simplify right side
    36,109.70x = 1,006,427,059.62
  5. Step 5: Solve for x
    x = 1,006,427,059.62/36,109.70
  6. Step 6: Final answer
    x = 27,871.38

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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.