Home / 36,818.43-50,800.61-21,709.91

Finding the Fourth Proportional to 36,818.43, 50,800.61 and 21,709.91

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Solution

The fourth proportional to 36,818.43, 50,800.61 and 21,709.91 is: 29,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,818.43 : 50,800.61 = 21,709.91 : x
  2. Step 2: Convert to fraction form
    36,818.43/50,800.61 = 21,709.91/x
  3. Step 3: Cross multiply
    36,818.43x = 50,800.61 × 21,709.91
  4. Step 4: Simplify right side
    36,818.43x = 1,102,876,471.32
  5. Step 5: Solve for x
    x = 1,102,876,471.32/36,818.43
  6. Step 6: Final answer
    x = 29,954.47

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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.