Home / 36,824.72-50,815.70-21,716.66

Finding the Fourth Proportional to 36,824.72, 50,815.70 and 21,716.66

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Solution

The fourth proportional to 36,824.72, 50,815.70 and 21,716.66 is: 29,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,824.72 : 50,815.70 = 21,716.66 : x
  2. Step 2: Convert to fraction form
    36,824.72/50,815.70 = 21,716.66/x
  3. Step 3: Cross multiply
    36,824.72x = 50,815.70 × 21,716.66
  4. Step 4: Simplify right side
    36,824.72x = 1,103,547,279.56
  5. Step 5: Solve for x
    x = 1,103,547,279.56/36,824.72
  6. Step 6: Final answer
    x = 29,967.57

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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.