Home / 25,105.92-37,650.60-8,461.44

Finding the Fourth Proportional to 25,105.92, 37,650.60 and 8,461.44

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Solution

The fourth proportional to 25,105.92, 37,650.60 and 8,461.44 is: 12,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.92 : 37,650.60 = 8,461.44 : x
  2. Step 2: Convert to fraction form
    25,105.92/37,650.60 = 8,461.44/x
  3. Step 3: Cross multiply
    25,105.92x = 37,650.60 × 8,461.44
  4. Step 4: Simplify right side
    25,105.92x = 318,578,292.86
  5. Step 5: Solve for x
    x = 318,578,292.86/25,105.92
  6. Step 6: Final answer
    x = 12,689.37

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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.