Home / 14,620.62-21,933.09-4,231.02

Finding the Fourth Proportional to 14,620.62, 21,933.09 and 4,231.02

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Solution

The fourth proportional to 14,620.62, 21,933.09 and 4,231.02 is: 6,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.62 : 21,933.09 = 4,231.02 : x
  2. Step 2: Convert to fraction form
    14,620.62/21,933.09 = 4,231.02/x
  3. Step 3: Cross multiply
    14,620.62x = 21,933.09 × 4,231.02
  4. Step 4: Simplify right side
    14,620.62x = 92,799,342.45
  5. Step 5: Solve for x
    x = 92,799,342.45/14,620.62
  6. Step 6: Final answer
    x = 6,347.16

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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.