Home / 18,218.35-27,327.53-14,064.42

Finding the Fourth Proportional to 18,218.35, 27,327.53 and 14,064.42

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Solution

The fourth proportional to 18,218.35, 27,327.53 and 14,064.42 is: 21,096.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218.35 : 27,327.53 = 14,064.42 : x
  2. Step 2: Convert to fraction form
    18,218.35/27,327.53 = 14,064.42/x
  3. Step 3: Cross multiply
    18,218.35x = 27,327.53 × 14,064.42
  4. Step 4: Simplify right side
    18,218.35x = 384,345,997.12
  5. Step 5: Solve for x
    x = 384,345,997.12/18,218.35
  6. Step 6: Final answer
    x = 21,096.64

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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.