Home / 36,274.38-50,068.71-21,170.22

Finding the Fourth Proportional to 36,274.38, 50,068.71 and 21,170.22

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Solution

The fourth proportional to 36,274.38, 50,068.71 and 21,170.22 is: 29,220.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,274.38 : 50,068.71 = 21,170.22 : x
  2. Step 2: Convert to fraction form
    36,274.38/50,068.71 = 21,170.22/x
  3. Step 3: Cross multiply
    36,274.38x = 50,068.71 × 21,170.22
  4. Step 4: Simplify right side
    36,274.38x = 1,059,965,605.82
  5. Step 5: Solve for x
    x = 1,059,965,605.82/36,274.38
  6. Step 6: Final answer
    x = 29,220.78

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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.