Home / 16,801.62-23,181.45-10,836.78

Finding the Fourth Proportional to 16,801.62, 23,181.45 and 10,836.78

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Solution

The fourth proportional to 16,801.62, 23,181.45 and 10,836.78 is: 14,951.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801.62 : 23,181.45 = 10,836.78 : x
  2. Step 2: Convert to fraction form
    16,801.62/23,181.45 = 10,836.78/x
  3. Step 3: Cross multiply
    16,801.62x = 23,181.45 × 10,836.78
  4. Step 4: Simplify right side
    16,801.62x = 251,212,273.73
  5. Step 5: Solve for x
    x = 251,212,273.73/16,801.62
  6. Step 6: Final answer
    x = 14,951.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.