Home / 21,736.45-32,606.70-6,743.69

Finding the Fourth Proportional to 21,736.45, 32,606.70 and 6,743.69

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Solution

The fourth proportional to 21,736.45, 32,606.70 and 6,743.69 is: 10,116.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.45 : 32,606.70 = 6,743.69 : x
  2. Step 2: Convert to fraction form
    21,736.45/32,606.70 = 6,743.69/x
  3. Step 3: Cross multiply
    21,736.45x = 32,606.70 × 6,743.69
  4. Step 4: Simplify right side
    21,736.45x = 219,889,323.14
  5. Step 5: Solve for x
    x = 219,889,323.14/21,736.45
  6. Step 6: Final answer
    x = 10,116.16

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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.