Home / 21,022.96-31,534.44-6,232.09

Finding the Fourth Proportional to 21,022.96, 31,534.44 and 6,232.09

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Solution

The fourth proportional to 21,022.96, 31,534.44 and 6,232.09 is: 9,348.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,022.96 : 31,534.44 = 6,232.09 : x
  2. Step 2: Convert to fraction form
    21,022.96/31,534.44 = 6,232.09/x
  3. Step 3: Cross multiply
    21,022.96x = 31,534.44 × 6,232.09
  4. Step 4: Simplify right side
    21,022.96x = 196,525,468.18
  5. Step 5: Solve for x
    x = 196,525,468.18/21,022.96
  6. Step 6: Final answer
    x = 9,348.14

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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.