Home / 21,450.38-32,175.63-5,868

Finding the Fourth Proportional to 21,450.38, 32,175.63 and 5,868

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Solution

The fourth proportional to 21,450.38, 32,175.63 and 5,868 is: 8,802.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,450.38 : 32,175.63 = 5,868 : x
  2. Step 2: Convert to fraction form
    21,450.38/32,175.63 = 5,868/x
  3. Step 3: Cross multiply
    21,450.38x = 32,175.63 × 5,868
  4. Step 4: Simplify right side
    21,450.38x = 188,806,596.84
  5. Step 5: Solve for x
    x = 188,806,596.84/21,450.38
  6. Step 6: Final answer
    x = 8,802.02

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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.