Home / 36,876.53-50,876.48-21,761.62

Finding the Fourth Proportional to 36,876.53, 50,876.48 and 21,761.62

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Solution

The fourth proportional to 36,876.53, 50,876.48 and 21,761.62 is: 30,023.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,876.53 : 50,876.48 = 21,761.62 : x
  2. Step 2: Convert to fraction form
    36,876.53/50,876.48 = 21,761.62/x
  3. Step 3: Cross multiply
    36,876.53x = 50,876.48 × 21,761.62
  4. Step 4: Simplify right side
    36,876.53x = 1,107,154,742.70
  5. Step 5: Solve for x
    x = 1,107,154,742.70/36,876.53
  6. Step 6: Final answer
    x = 30,023.29

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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.