Home / 14,185.22-21,277.82-6,384.92

Finding the Fourth Proportional to 14,185.22, 21,277.82 and 6,384.92

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Solution

The fourth proportional to 14,185.22, 21,277.82 and 6,384.92 is: 9,577.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.22 : 21,277.82 = 6,384.92 : x
  2. Step 2: Convert to fraction form
    14,185.22/21,277.82 = 6,384.92/x
  3. Step 3: Cross multiply
    14,185.22x = 21,277.82 × 6,384.92
  4. Step 4: Simplify right side
    14,185.22x = 135,857,178.47
  5. Step 5: Solve for x
    x = 135,857,178.47/14,185.22
  6. Step 6: Final answer
    x = 9,577.38

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Similar ratio
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1.5x scale

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.