Home / 16,918.20-25,377.30-5,232.60

Finding the Fourth Proportional to 16,918.20, 25,377.30 and 5,232.60

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Solution

The fourth proportional to 16,918.20, 25,377.30 and 5,232.60 is: 7,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.20 : 25,377.30 = 5,232.60 : x
  2. Step 2: Convert to fraction form
    16,918.20/25,377.30 = 5,232.60/x
  3. Step 3: Cross multiply
    16,918.20x = 25,377.30 × 5,232.60
  4. Step 4: Simplify right side
    16,918.20x = 132,789,259.98
  5. Step 5: Solve for x
    x = 132,789,259.98/16,918.20
  6. Step 6: Final answer
    x = 7,848.90

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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.