Home / 22,090.62-33,134.70-8,939.46

Finding the Fourth Proportional to 22,090.62, 33,134.70 and 8,939.46

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Solution

The fourth proportional to 22,090.62, 33,134.70 and 8,939.46 is: 13,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,090.62 : 33,134.70 = 8,939.46 : x
  2. Step 2: Convert to fraction form
    22,090.62/33,134.70 = 8,939.46/x
  3. Step 3: Cross multiply
    22,090.62x = 33,134.70 × 8,939.46
  4. Step 4: Simplify right side
    22,090.62x = 296,206,325.26
  5. Step 5: Solve for x
    x = 296,206,325.26/22,090.62
  6. Step 6: Final answer
    x = 13,408.69

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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.