Home / 16,872.91-25,309.36-5,026.86

Finding the Fourth Proportional to 16,872.91, 25,309.36 and 5,026.86

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Solution

The fourth proportional to 16,872.91, 25,309.36 and 5,026.86 is: 7,540.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.91 : 25,309.36 = 5,026.86 : x
  2. Step 2: Convert to fraction form
    16,872.91/25,309.36 = 5,026.86/x
  3. Step 3: Cross multiply
    16,872.91x = 25,309.36 × 5,026.86
  4. Step 4: Simplify right side
    16,872.91x = 127,226,609.41
  5. Step 5: Solve for x
    x = 127,226,609.41/16,872.91
  6. Step 6: Final answer
    x = 7,540.29

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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.