Home / 26,622-36,734.41-15,291.99

Finding the Fourth Proportional to 26,622, 36,734.41 and 15,291.99

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Solution

The fourth proportional to 26,622, 36,734.41 and 15,291.99 is: 21,100.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622 : 36,734.41 = 15,291.99 : x
  2. Step 2: Convert to fraction form
    26,622/36,734.41 = 15,291.99/x
  3. Step 3: Cross multiply
    26,622x = 36,734.41 × 15,291.99
  4. Step 4: Simplify right side
    26,622x = 561,742,249.49
  5. Step 5: Solve for x
    x = 561,742,249.49/26,622
  6. Step 6: Final answer
    x = 21,100.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.