Home / 18,408.48-27,617.14-5,929.68

Finding the Fourth Proportional to 18,408.48, 27,617.14 and 5,929.68

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Solution

The fourth proportional to 18,408.48, 27,617.14 and 5,929.68 is: 8,895.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,408.48 : 27,617.14 = 5,929.68 : x
  2. Step 2: Convert to fraction form
    18,408.48/27,617.14 = 5,929.68/x
  3. Step 3: Cross multiply
    18,408.48x = 27,617.14 × 5,929.68
  4. Step 4: Simplify right side
    18,408.48x = 163,760,802.72
  5. Step 5: Solve for x
    x = 163,760,802.72/18,408.48
  6. Step 6: Final answer
    x = 8,895.94

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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.