Home / 36,761.34-50,716.90-21,644.76

Finding the Fourth Proportional to 36,761.34, 50,716.90 and 21,644.76

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Solution

The fourth proportional to 36,761.34, 50,716.90 and 21,644.76 is: 29,861.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,761.34 : 50,716.90 = 21,644.76 : x
  2. Step 2: Convert to fraction form
    36,761.34/50,716.90 = 21,644.76/x
  3. Step 3: Cross multiply
    36,761.34x = 50,716.90 × 21,644.76
  4. Step 4: Simplify right side
    36,761.34x = 1,097,754,820.75
  5. Step 5: Solve for x
    x = 1,097,754,820.75/36,761.34
  6. Step 6: Final answer
    x = 29,861.67

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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.