Home / 18,235.94-27,366.22-7,141.25

Finding the Fourth Proportional to 18,235.94, 27,366.22 and 7,141.25

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Solution

The fourth proportional to 18,235.94, 27,366.22 and 7,141.25 is: 10,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.94 : 27,366.22 = 7,141.25 : x
  2. Step 2: Convert to fraction form
    18,235.94/27,366.22 = 7,141.25/x
  3. Step 3: Cross multiply
    18,235.94x = 27,366.22 × 7,141.25
  4. Step 4: Simplify right side
    18,235.94x = 195,428,941.98
  5. Step 5: Solve for x
    x = 195,428,941.98/18,235.94
  6. Step 6: Final answer
    x = 10,716.69

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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.