Home / 18,218.43-27,327.64-14,064.50

Finding the Fourth Proportional to 18,218.43, 27,327.64 and 14,064.50

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Solution

The fourth proportional to 18,218.43, 27,327.64 and 14,064.50 is: 21,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218.43 : 27,327.64 = 14,064.50 : x
  2. Step 2: Convert to fraction form
    18,218.43/27,327.64 = 14,064.50/x
  3. Step 3: Cross multiply
    18,218.43x = 27,327.64 × 14,064.50
  4. Step 4: Simplify right side
    18,218.43x = 384,349,456.14
  5. Step 5: Solve for x
    x = 384,349,456.14/18,218.43
  6. Step 6: Final answer
    x = 21,096.74

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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.