Home / 12,496.73-18,746.05-4,176.77

Finding the Fourth Proportional to 12,496.73, 18,746.05 and 4,176.77

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Solution

The fourth proportional to 12,496.73, 18,746.05 and 4,176.77 is: 6,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.73 : 18,746.05 = 4,176.77 : x
  2. Step 2: Convert to fraction form
    12,496.73/18,746.05 = 4,176.77/x
  3. Step 3: Cross multiply
    12,496.73x = 18,746.05 × 4,176.77
  4. Step 4: Simplify right side
    12,496.73x = 78,297,939.26
  5. Step 5: Solve for x
    x = 78,297,939.26/12,496.73
  6. Step 6: Final answer
    x = 6,265.47

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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.