Home / 15,400.73-23,103.28-4,873.76

Finding the Fourth Proportional to 15,400.73, 23,103.28 and 4,873.76

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Solution

The fourth proportional to 15,400.73, 23,103.28 and 4,873.76 is: 7,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.73 : 23,103.28 = 4,873.76 : x
  2. Step 2: Convert to fraction form
    15,400.73/23,103.28 = 4,873.76/x
  3. Step 3: Cross multiply
    15,400.73x = 23,103.28 × 4,873.76
  4. Step 4: Simplify right side
    15,400.73x = 112,599,826.90
  5. Step 5: Solve for x
    x = 112,599,826.90/15,400.73
  6. Step 6: Final answer
    x = 7,311.33

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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.