Home / 20,397.01-30,589.64-5,606.41

Finding the Fourth Proportional to 20,397.01, 30,589.64 and 5,606.41

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Solution

The fourth proportional to 20,397.01, 30,589.64 and 5,606.41 is: 8,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397.01 : 30,589.64 = 5,606.41 : x
  2. Step 2: Convert to fraction form
    20,397.01/30,589.64 = 5,606.41/x
  3. Step 3: Cross multiply
    20,397.01x = 30,589.64 × 5,606.41
  4. Step 4: Simplify right side
    20,397.01x = 171,498,035.56
  5. Step 5: Solve for x
    x = 171,498,035.56/20,397.01
  6. Step 6: Final answer
    x = 8,408.00

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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.