Home / 14,436.30-21,662.55-6,114.90

Finding the Fourth Proportional to 14,436.30, 21,662.55 and 6,114.90

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Solution

The fourth proportional to 14,436.30, 21,662.55 and 6,114.90 is: 9,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.30 : 21,662.55 = 6,114.90 : x
  2. Step 2: Convert to fraction form
    14,436.30/21,662.55 = 6,114.90/x
  3. Step 3: Cross multiply
    14,436.30x = 21,662.55 × 6,114.90
  4. Step 4: Simplify right side
    14,436.30x = 132,464,327.00
  5. Step 5: Solve for x
    x = 132,464,327.00/14,436.30
  6. Step 6: Final answer
    x = 9,175.78

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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.