Home / 36,511.26-50,386.20-21,414.81

Finding the Fourth Proportional to 36,511.26, 50,386.20 and 21,414.81

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Solution

The fourth proportional to 36,511.26, 50,386.20 and 21,414.81 is: 29,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,511.26 : 50,386.20 = 21,414.81 : x
  2. Step 2: Convert to fraction form
    36,511.26/50,386.20 = 21,414.81/x
  3. Step 3: Cross multiply
    36,511.26x = 50,386.20 × 21,414.81
  4. Step 4: Simplify right side
    36,511.26x = 1,079,010,899.62
  5. Step 5: Solve for x
    x = 1,079,010,899.62/36,511.26
  6. Step 6: Final answer
    x = 29,552.83

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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.