Home / 36,267.78-54,393.42-13,773.80

Finding the Fourth Proportional to 36,267.78, 54,393.42 and 13,773.80

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Solution

The fourth proportional to 36,267.78, 54,393.42 and 13,773.80 is: 20,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,267.78 : 54,393.42 = 13,773.80 : x
  2. Step 2: Convert to fraction form
    36,267.78/54,393.42 = 13,773.80/x
  3. Step 3: Cross multiply
    36,267.78x = 54,393.42 × 13,773.80
  4. Step 4: Simplify right side
    36,267.78x = 749,203,816.43
  5. Step 5: Solve for x
    x = 749,203,816.43/36,267.78
  6. Step 6: Final answer
    x = 20,657.56

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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.