Home / 16,917.98-25,378.66-5,823.20

Finding the Fourth Proportional to 16,917.98, 25,378.66 and 5,823.20

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Solution

The fourth proportional to 16,917.98, 25,378.66 and 5,823.20 is: 8,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.98 : 25,378.66 = 5,823.20 : x
  2. Step 2: Convert to fraction form
    16,917.98/25,378.66 = 5,823.20/x
  3. Step 3: Cross multiply
    16,917.98x = 25,378.66 × 5,823.20
  4. Step 4: Simplify right side
    16,917.98x = 147,785,012.91
  5. Step 5: Solve for x
    x = 147,785,012.91/16,917.98
  6. Step 6: Final answer
    x = 8,735.38

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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.