Home / 36,855.20-55,241.40-14,662.56

Finding the Fourth Proportional to 36,855.20, 55,241.40 and 14,662.56

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Solution

The fourth proportional to 36,855.20, 55,241.40 and 14,662.56 is: 21,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,855.20 : 55,241.40 = 14,662.56 : x
  2. Step 2: Convert to fraction form
    36,855.20/55,241.40 = 14,662.56/x
  3. Step 3: Cross multiply
    36,855.20x = 55,241.40 × 14,662.56
  4. Step 4: Simplify right side
    36,855.20x = 809,980,341.98
  5. Step 5: Solve for x
    x = 809,980,341.98/36,855.20
  6. Step 6: Final answer
    x = 21,977.37

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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.