Home / 18,144.19-27,215.88-4,996.27

Finding the Fourth Proportional to 18,144.19, 27,215.88 and 4,996.27

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Solution

The fourth proportional to 18,144.19, 27,215.88 and 4,996.27 is: 7,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144.19 : 27,215.88 = 4,996.27 : x
  2. Step 2: Convert to fraction form
    18,144.19/27,215.88 = 4,996.27/x
  3. Step 3: Cross multiply
    18,144.19x = 27,215.88 × 4,996.27
  4. Step 4: Simplify right side
    18,144.19x = 135,977,884.77
  5. Step 5: Solve for x
    x = 135,977,884.77/18,144.19
  6. Step 6: Final answer
    x = 7,494.29

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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.