Home / 18,227.21-27,344.45-5,749.16

Finding the Fourth Proportional to 18,227.21, 27,344.45 and 5,749.16

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Solution

The fourth proportional to 18,227.21, 27,344.45 and 5,749.16 is: 8,624.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.21 : 27,344.45 = 5,749.16 : x
  2. Step 2: Convert to fraction form
    18,227.21/27,344.45 = 5,749.16/x
  3. Step 3: Cross multiply
    18,227.21x = 27,344.45 × 5,749.16
  4. Step 4: Simplify right side
    18,227.21x = 157,207,495.81
  5. Step 5: Solve for x
    x = 157,207,495.81/18,227.21
  6. Step 6: Final answer
    x = 8,624.88

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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.