Home / 18,310.88-27,466.25-5,163.23

Finding the Fourth Proportional to 18,310.88, 27,466.25 and 5,163.23

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Solution

The fourth proportional to 18,310.88, 27,466.25 and 5,163.23 is: 7,744.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.88 : 27,466.25 = 5,163.23 : x
  2. Step 2: Convert to fraction form
    18,310.88/27,466.25 = 5,163.23/x
  3. Step 3: Cross multiply
    18,310.88x = 27,466.25 × 5,163.23
  4. Step 4: Simplify right side
    18,310.88x = 141,814,402.84
  5. Step 5: Solve for x
    x = 141,814,402.84/18,310.88
  6. Step 6: Final answer
    x = 7,744.82

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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.