Home / 14,657.82-21,990.38-5,773.74

Finding the Fourth Proportional to 14,657.82, 21,990.38 and 5,773.74

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Solution

The fourth proportional to 14,657.82, 21,990.38 and 5,773.74 is: 8,662.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657.82 : 21,990.38 = 5,773.74 : x
  2. Step 2: Convert to fraction form
    14,657.82/21,990.38 = 5,773.74/x
  3. Step 3: Cross multiply
    14,657.82x = 21,990.38 × 5,773.74
  4. Step 4: Simplify right side
    14,657.82x = 126,966,736.62
  5. Step 5: Solve for x
    x = 126,966,736.62/14,657.82
  6. Step 6: Final answer
    x = 8,662.05

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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.