Home / 17,472.11-26,188.72-6,939.37

Finding the Fourth Proportional to 17,472.11, 26,188.72 and 6,939.37

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Solution

The fourth proportional to 17,472.11, 26,188.72 and 6,939.37 is: 10,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,472.11 : 26,188.72 = 6,939.37 : x
  2. Step 2: Convert to fraction form
    17,472.11/26,188.72 = 6,939.37/x
  3. Step 3: Cross multiply
    17,472.11x = 26,188.72 × 6,939.37
  4. Step 4: Simplify right side
    17,472.11x = 181,733,233.29
  5. Step 5: Solve for x
    x = 181,733,233.29/17,472.11
  6. Step 6: Final answer
    x = 10,401.34

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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.