Home / 15,819.80-23,746.57-6,818.37

Finding the Fourth Proportional to 15,819.80, 23,746.57 and 6,818.37

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Solution

The fourth proportional to 15,819.80, 23,746.57 and 6,818.37 is: 10,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819.80 : 23,746.57 = 6,818.37 : x
  2. Step 2: Convert to fraction form
    15,819.80/23,746.57 = 6,818.37/x
  3. Step 3: Cross multiply
    15,819.80x = 23,746.57 × 6,818.37
  4. Step 4: Simplify right side
    15,819.80x = 161,912,747.67
  5. Step 5: Solve for x
    x = 161,912,747.67/15,819.80
  6. Step 6: Final answer
    x = 10,234.82

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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.