Home / 16,722-25,084.62-5,631.48

Finding the Fourth Proportional to 16,722, 25,084.62 and 5,631.48

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Solution

The fourth proportional to 16,722, 25,084.62 and 5,631.48 is: 8,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722 : 25,084.62 = 5,631.48 : x
  2. Step 2: Convert to fraction form
    16,722/25,084.62 = 5,631.48/x
  3. Step 3: Cross multiply
    16,722x = 25,084.62 × 5,631.48
  4. Step 4: Simplify right side
    16,722x = 141,263,535.84
  5. Step 5: Solve for x
    x = 141,263,535.84/16,722
  6. Step 6: Final answer
    x = 8,447.77

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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.