Home / 16,725.79-25,091.26-5,631.61

Finding the Fourth Proportional to 16,725.79, 25,091.26 and 5,631.61

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Solution

The fourth proportional to 16,725.79, 25,091.26 and 5,631.61 is: 8,448.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725.79 : 25,091.26 = 5,631.61 : x
  2. Step 2: Convert to fraction form
    16,725.79/25,091.26 = 5,631.61/x
  3. Step 3: Cross multiply
    16,725.79x = 25,091.26 × 5,631.61
  4. Step 4: Simplify right side
    16,725.79x = 141,304,190.73
  5. Step 5: Solve for x
    x = 141,304,190.73/16,725.79
  6. Step 6: Final answer
    x = 8,448.28

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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.