Home / 18,132.98-27,195.04-14,174.44

Finding the Fourth Proportional to 18,132.98, 27,195.04 and 14,174.44

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Solution

The fourth proportional to 18,132.98, 27,195.04 and 14,174.44 is: 21,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.98 : 27,195.04 = 14,174.44 : x
  2. Step 2: Convert to fraction form
    18,132.98/27,195.04 = 14,174.44/x
  3. Step 3: Cross multiply
    18,132.98x = 27,195.04 × 14,174.44
  4. Step 4: Simplify right side
    18,132.98x = 385,474,462.78
  5. Step 5: Solve for x
    x = 385,474,462.78/18,132.98
  6. Step 6: Final answer
    x = 21,258.20

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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.