Home / 14,169.97-21,256.92-6,271.86

Finding the Fourth Proportional to 14,169.97, 21,256.92 and 6,271.86

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Solution

The fourth proportional to 14,169.97, 21,256.92 and 6,271.86 is: 9,408.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.97 : 21,256.92 = 6,271.86 : x
  2. Step 2: Convert to fraction form
    14,169.97/21,256.92 = 6,271.86/x
  3. Step 3: Cross multiply
    14,169.97x = 21,256.92 × 6,271.86
  4. Step 4: Simplify right side
    14,169.97x = 133,320,288.63
  5. Step 5: Solve for x
    x = 133,320,288.63/14,169.97
  6. Step 6: Final answer
    x = 9,408.65

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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.