Home / 16,690.28-25,035.21-6,829.54

Finding the Fourth Proportional to 16,690.28, 25,035.21 and 6,829.54

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Solution

The fourth proportional to 16,690.28, 25,035.21 and 6,829.54 is: 10,244.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690.28 : 25,035.21 = 6,829.54 : x
  2. Step 2: Convert to fraction form
    16,690.28/25,035.21 = 6,829.54/x
  3. Step 3: Cross multiply
    16,690.28x = 25,035.21 × 6,829.54
  4. Step 4: Simplify right side
    16,690.28x = 170,978,905.52
  5. Step 5: Solve for x
    x = 170,978,905.52/16,690.28
  6. Step 6: Final answer
    x = 10,244.22

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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.