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Finding the Fourth Proportional to 16,995.91, 25,493.87 and 6,610.09

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Solution

The fourth proportional to 16,995.91, 25,493.87 and 6,610.09 is: 9,915.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,995.91 : 25,493.87 = 6,610.09 : x
  2. Step 2: Convert to fraction form
    16,995.91/25,493.87 = 6,610.09/x
  3. Step 3: Cross multiply
    16,995.91x = 25,493.87 × 6,610.09
  4. Step 4: Simplify right side
    16,995.91x = 168,516,775.15
  5. Step 5: Solve for x
    x = 168,516,775.15/16,995.91
  6. Step 6: Final answer
    x = 9,915.14

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Similar ratio
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1.5x scale

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.