Home / 21,983.05-32,974.28-5,343.03

Finding the Fourth Proportional to 21,983.05, 32,974.28 and 5,343.03

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Solution

The fourth proportional to 21,983.05, 32,974.28 and 5,343.03 is: 8,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,983.05 : 32,974.28 = 5,343.03 : x
  2. Step 2: Convert to fraction form
    21,983.05/32,974.28 = 5,343.03/x
  3. Step 3: Cross multiply
    21,983.05x = 32,974.28 × 5,343.03
  4. Step 4: Simplify right side
    21,983.05x = 176,182,684.24
  5. Step 5: Solve for x
    x = 176,182,684.24/21,983.05
  6. Step 6: Final answer
    x = 8,014.48

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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.