Home / 36,716.32-50,666.53-20,800.43

Finding the Fourth Proportional to 36,716.32, 50,666.53 and 20,800.43

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Solution

The fourth proportional to 36,716.32, 50,666.53 and 20,800.43 is: 28,703.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,716.32 : 50,666.53 = 20,800.43 : x
  2. Step 2: Convert to fraction form
    36,716.32/50,666.53 = 20,800.43/x
  3. Step 3: Cross multiply
    36,716.32x = 50,666.53 × 20,800.43
  4. Step 4: Simplify right side
    36,716.32x = 1,053,885,610.61
  5. Step 5: Solve for x
    x = 1,053,885,610.61/36,716.32
  6. Step 6: Final answer
    x = 28,703.47

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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.