Home / 30,550.16-45,825.26-8,363.72

Finding the Fourth Proportional to 30,550.16, 45,825.26 and 8,363.72

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Solution

The fourth proportional to 30,550.16, 45,825.26 and 8,363.72 is: 12,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,550.16 : 45,825.26 = 8,363.72 : x
  2. Step 2: Convert to fraction form
    30,550.16/45,825.26 = 8,363.72/x
  3. Step 3: Cross multiply
    30,550.16x = 45,825.26 × 8,363.72
  4. Step 4: Simplify right side
    30,550.16x = 383,269,372.62
  5. Step 5: Solve for x
    x = 383,269,372.62/30,550.16
  6. Step 6: Final answer
    x = 12,545.58

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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.