Home / 18,408.17-27,613.16-5,262.47

Finding the Fourth Proportional to 18,408.17, 27,613.16 and 5,262.47

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Solution

The fourth proportional to 18,408.17, 27,613.16 and 5,262.47 is: 7,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,408.17 : 27,613.16 = 5,262.47 : x
  2. Step 2: Convert to fraction form
    18,408.17/27,613.16 = 5,262.47/x
  3. Step 3: Cross multiply
    18,408.17x = 27,613.16 × 5,262.47
  4. Step 4: Simplify right side
    18,408.17x = 145,313,488.56
  5. Step 5: Solve for x
    x = 145,313,488.56/18,408.17
  6. Step 6: Final answer
    x = 7,893.97

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1.5x scale

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.