Home / 15,113.72-22,673.46-5,879

Finding the Fourth Proportional to 15,113.72, 22,673.46 and 5,879

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Solution

The fourth proportional to 15,113.72, 22,673.46 and 5,879 is: 8,819.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.72 : 22,673.46 = 5,879 : x
  2. Step 2: Convert to fraction form
    15,113.72/22,673.46 = 5,879/x
  3. Step 3: Cross multiply
    15,113.72x = 22,673.46 × 5,879
  4. Step 4: Simplify right side
    15,113.72x = 133,297,271.34
  5. Step 5: Solve for x
    x = 133,297,271.34/15,113.72
  6. Step 6: Final answer
    x = 8,819.62

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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.