Home / 36,111.45-49,833.29-20,195.85

Finding the Fourth Proportional to 36,111.45, 49,833.29 and 20,195.85

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Solution

The fourth proportional to 36,111.45, 49,833.29 and 20,195.85 is: 27,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,111.45 : 49,833.29 = 20,195.85 : x
  2. Step 2: Convert to fraction form
    36,111.45/49,833.29 = 20,195.85/x
  3. Step 3: Cross multiply
    36,111.45x = 49,833.29 × 20,195.85
  4. Step 4: Simplify right side
    36,111.45x = 1,006,425,548.87
  5. Step 5: Solve for x
    x = 1,006,425,548.87/36,111.45
  6. Step 6: Final answer
    x = 27,869.98

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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.