Home / 20,532.05-30,799.18-6,491.01

Finding the Fourth Proportional to 20,532.05, 30,799.18 and 6,491.01

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Solution

The fourth proportional to 20,532.05, 30,799.18 and 6,491.01 is: 9,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,532.05 : 30,799.18 = 6,491.01 : x
  2. Step 2: Convert to fraction form
    20,532.05/30,799.18 = 6,491.01/x
  3. Step 3: Cross multiply
    20,532.05x = 30,799.18 × 6,491.01
  4. Step 4: Simplify right side
    20,532.05x = 199,917,785.37
  5. Step 5: Solve for x
    x = 199,917,785.37/20,532.05
  6. Step 6: Final answer
    x = 9,736.86

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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.