Home / 21,794.74-32,709.64-11,267.86

Finding the Fourth Proportional to 21,794.74, 32,709.64 and 11,267.86

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Solution

The fourth proportional to 21,794.74, 32,709.64 and 11,267.86 is: 16,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794.74 : 32,709.64 = 11,267.86 : x
  2. Step 2: Convert to fraction form
    21,794.74/32,709.64 = 11,267.86/x
  3. Step 3: Cross multiply
    21,794.74x = 32,709.64 × 11,267.86
  4. Step 4: Simplify right side
    21,794.74x = 368,567,644.17
  5. Step 5: Solve for x
    x = 368,567,644.17/21,794.74
  6. Step 6: Final answer
    x = 16,910.85

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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.