Home / 10,241.92-15,366.66-8,285.68

Finding the Fourth Proportional to 10,241.92, 15,366.66 and 8,285.68

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Solution

The fourth proportional to 10,241.92, 15,366.66 and 8,285.68 is: 12,431.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.92 : 15,366.66 = 8,285.68 : x
  2. Step 2: Convert to fraction form
    10,241.92/15,366.66 = 8,285.68/x
  3. Step 3: Cross multiply
    10,241.92x = 15,366.66 × 8,285.68
  4. Step 4: Simplify right side
    10,241.92x = 127,323,227.43
  5. Step 5: Solve for x
    x = 127,323,227.43/10,241.92
  6. Step 6: Final answer
    x = 12,431.58

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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.