Home / 24,650.40-36,979.20-8,007.60

Finding the Fourth Proportional to 24,650.40, 36,979.20 and 8,007.60

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Solution

The fourth proportional to 24,650.40, 36,979.20 and 8,007.60 is: 12,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,650.40 : 36,979.20 = 8,007.60 : x
  2. Step 2: Convert to fraction form
    24,650.40/36,979.20 = 8,007.60/x
  3. Step 3: Cross multiply
    24,650.40x = 36,979.20 × 8,007.60
  4. Step 4: Simplify right side
    24,650.40x = 296,114,641.92
  5. Step 5: Solve for x
    x = 296,114,641.92/24,650.40
  6. Step 6: Final answer
    x = 12,012.57

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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.