Home / 36,111.19-49,833.27-20,195.70

Finding the Fourth Proportional to 36,111.19, 49,833.27 and 20,195.70

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Solution

The fourth proportional to 36,111.19, 49,833.27 and 20,195.70 is: 27,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,111.19 : 49,833.27 = 20,195.70 : x
  2. Step 2: Convert to fraction form
    36,111.19/49,833.27 = 20,195.70/x
  3. Step 3: Cross multiply
    36,111.19x = 49,833.27 × 20,195.70
  4. Step 4: Simplify right side
    36,111.19x = 1,006,417,770.94
  5. Step 5: Solve for x
    x = 1,006,417,770.94/36,111.19
  6. Step 6: Final answer
    x = 27,869.97

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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.