Home / 18,750.73-25,876.91-10,367.77

Finding the Fourth Proportional to 18,750.73, 25,876.91 and 10,367.77

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Solution

The fourth proportional to 18,750.73, 25,876.91 and 10,367.77 is: 14,308.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,750.73 : 25,876.91 = 10,367.77 : x
  2. Step 2: Convert to fraction form
    18,750.73/25,876.91 = 10,367.77/x
  3. Step 3: Cross multiply
    18,750.73x = 25,876.91 × 10,367.77
  4. Step 4: Simplify right side
    18,750.73x = 268,285,799.35
  5. Step 5: Solve for x
    x = 268,285,799.35/18,750.73
  6. Step 6: Final answer
    x = 14,308.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.