Home / 36,872.34-55,308.24-9,170.34

Finding the Fourth Proportional to 36,872.34, 55,308.24 and 9,170.34

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Solution

The fourth proportional to 36,872.34, 55,308.24 and 9,170.34 is: 13,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872.34 : 55,308.24 = 9,170.34 : x
  2. Step 2: Convert to fraction form
    36,872.34/55,308.24 = 9,170.34/x
  3. Step 3: Cross multiply
    36,872.34x = 55,308.24 × 9,170.34
  4. Step 4: Simplify right side
    36,872.34x = 507,195,365.60
  5. Step 5: Solve for x
    x = 507,195,365.60/36,872.34
  6. Step 6: Final answer
    x = 13,755.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.