Home / 21,470.92-32,202.73-5,676.12

Finding the Fourth Proportional to 21,470.92, 32,202.73 and 5,676.12

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Solution

The fourth proportional to 21,470.92, 32,202.73 and 5,676.12 is: 8,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,470.92 : 32,202.73 = 5,676.12 : x
  2. Step 2: Convert to fraction form
    21,470.92/32,202.73 = 5,676.12/x
  3. Step 3: Cross multiply
    21,470.92x = 32,202.73 × 5,676.12
  4. Step 4: Simplify right side
    21,470.92x = 182,786,545.62
  5. Step 5: Solve for x
    x = 182,786,545.62/21,470.92
  6. Step 6: Final answer
    x = 8,513.22

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1.5x scale

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.