Home / 15,529-23,297.14-5,140.76

Finding the Fourth Proportional to 15,529, 23,297.14 and 5,140.76

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Solution

The fourth proportional to 15,529, 23,297.14 and 5,140.76 is: 7,712.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529 : 23,297.14 = 5,140.76 : x
  2. Step 2: Convert to fraction form
    15,529/23,297.14 = 5,140.76/x
  3. Step 3: Cross multiply
    15,529x = 23,297.14 × 5,140.76
  4. Step 4: Simplify right side
    15,529x = 119,765,005.43
  5. Step 5: Solve for x
    x = 119,765,005.43/15,529
  6. Step 6: Final answer
    x = 7,712.34

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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.