Home / 12,274.24-18,318.62-11,441.92

Finding the Fourth Proportional to 12,274.24, 18,318.62 and 11,441.92

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Solution

The fourth proportional to 12,274.24, 18,318.62 and 11,441.92 is: 17,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274.24 : 18,318.62 = 11,441.92 : x
  2. Step 2: Convert to fraction form
    12,274.24/18,318.62 = 11,441.92/x
  3. Step 3: Cross multiply
    12,274.24x = 18,318.62 × 11,441.92
  4. Step 4: Simplify right side
    12,274.24x = 209,600,184.55
  5. Step 5: Solve for x
    x = 209,600,184.55/12,274.24
  6. Step 6: Final answer
    x = 17,076.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.