Home / 15,277.54-22,917.75-4,747.68

Finding the Fourth Proportional to 15,277.54, 22,917.75 and 4,747.68

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Solution

The fourth proportional to 15,277.54, 22,917.75 and 4,747.68 is: 7,121.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277.54 : 22,917.75 = 4,747.68 : x
  2. Step 2: Convert to fraction form
    15,277.54/22,917.75 = 4,747.68/x
  3. Step 3: Cross multiply
    15,277.54x = 22,917.75 × 4,747.68
  4. Step 4: Simplify right side
    15,277.54x = 108,806,143.32
  5. Step 5: Solve for x
    x = 108,806,143.32/15,277.54
  6. Step 6: Final answer
    x = 7,121.97

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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.