Home / 16,982.48-25,472.50-5,295.40

Finding the Fourth Proportional to 16,982.48, 25,472.50 and 5,295.40

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Solution

The fourth proportional to 16,982.48, 25,472.50 and 5,295.40 is: 7,942.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.48 : 25,472.50 = 5,295.40 : x
  2. Step 2: Convert to fraction form
    16,982.48/25,472.50 = 5,295.40/x
  3. Step 3: Cross multiply
    16,982.48x = 25,472.50 × 5,295.40
  4. Step 4: Simplify right side
    16,982.48x = 134,886,999.58
  5. Step 5: Solve for x
    x = 134,886,999.58/16,982.48
  6. Step 6: Final answer
    x = 7,942.71

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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.