Home / 14,161.41-21,241.80-3,631.32

Finding the Fourth Proportional to 14,161.41, 21,241.80 and 3,631.32

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Solution

The fourth proportional to 14,161.41, 21,241.80 and 3,631.32 is: 5,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.41 : 21,241.80 = 3,631.32 : x
  2. Step 2: Convert to fraction form
    14,161.41/21,241.80 = 3,631.32/x
  3. Step 3: Cross multiply
    14,161.41x = 21,241.80 × 3,631.32
  4. Step 4: Simplify right side
    14,161.41x = 77,135,773.18
  5. Step 5: Solve for x
    x = 77,135,773.18/14,161.41
  6. Step 6: Final answer
    x = 5,446.90

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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.