Home / 14,261.15-21,395.37-5,493.71

Finding the Fourth Proportional to 14,261.15, 21,395.37 and 5,493.71

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Solution

The fourth proportional to 14,261.15, 21,395.37 and 5,493.71 is: 8,241.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,261.15 : 21,395.37 = 5,493.71 : x
  2. Step 2: Convert to fraction form
    14,261.15/21,395.37 = 5,493.71/x
  3. Step 3: Cross multiply
    14,261.15x = 21,395.37 × 5,493.71
  4. Step 4: Simplify right side
    14,261.15x = 117,539,958.12
  5. Step 5: Solve for x
    x = 117,539,958.12/14,261.15
  6. Step 6: Final answer
    x = 8,241.97

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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.