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Finding the Fourth Proportional to 18,291.44, 27,412.86 and 6,593.42

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Solution

The fourth proportional to 18,291.44, 27,412.86 and 6,593.42 is: 9,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,291.44 : 27,412.86 = 6,593.42 : x
  2. Step 2: Convert to fraction form
    18,291.44/27,412.86 = 6,593.42/x
  3. Step 3: Cross multiply
    18,291.44x = 27,412.86 × 6,593.42
  4. Step 4: Simplify right side
    18,291.44x = 180,744,499.38
  5. Step 5: Solve for x
    x = 180,744,499.38/18,291.44
  6. Step 6: Final answer
    x = 9,881.37

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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.