Home / 16,231.84-22,399.36-9,061.96

Finding the Fourth Proportional to 16,231.84, 22,399.36 and 9,061.96

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Solution

The fourth proportional to 16,231.84, 22,399.36 and 9,061.96 is: 12,505.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.84 : 22,399.36 = 9,061.96 : x
  2. Step 2: Convert to fraction form
    16,231.84/22,399.36 = 9,061.96/x
  3. Step 3: Cross multiply
    16,231.84x = 22,399.36 × 9,061.96
  4. Step 4: Simplify right side
    16,231.84x = 202,982,104.35
  5. Step 5: Solve for x
    x = 202,982,104.35/16,231.84
  6. Step 6: Final answer
    x = 12,505.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.