Home / 23,310.25-32,168.45-12,699.86

Finding the Fourth Proportional to 23,310.25, 32,168.45 and 12,699.86

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Solution

The fourth proportional to 23,310.25, 32,168.45 and 12,699.86 is: 17,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.25 : 32,168.45 = 12,699.86 : x
  2. Step 2: Convert to fraction form
    23,310.25/32,168.45 = 12,699.86/x
  3. Step 3: Cross multiply
    23,310.25x = 32,168.45 × 12,699.86
  4. Step 4: Simplify right side
    23,310.25x = 408,534,682.32
  5. Step 5: Solve for x
    x = 408,534,682.32/23,310.25
  6. Step 6: Final answer
    x = 17,525.97

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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.