Home / 16,739.44-25,081.45-8,401.86

Finding the Fourth Proportional to 16,739.44, 25,081.45 and 8,401.86

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Solution

The fourth proportional to 16,739.44, 25,081.45 and 8,401.86 is: 12,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.44 : 25,081.45 = 8,401.86 : x
  2. Step 2: Convert to fraction form
    16,739.44/25,081.45 = 8,401.86/x
  3. Step 3: Cross multiply
    16,739.44x = 25,081.45 × 8,401.86
  4. Step 4: Simplify right side
    16,739.44x = 210,730,810.49
  5. Step 5: Solve for x
    x = 210,730,810.49/16,739.44
  6. Step 6: Final answer
    x = 12,588.88

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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.