Home / 14,634.28-21,951.47-3,540.95

Finding the Fourth Proportional to 14,634.28, 21,951.47 and 3,540.95

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Solution

The fourth proportional to 14,634.28, 21,951.47 and 3,540.95 is: 5,311.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.28 : 21,951.47 = 3,540.95 : x
  2. Step 2: Convert to fraction form
    14,634.28/21,951.47 = 3,540.95/x
  3. Step 3: Cross multiply
    14,634.28x = 21,951.47 × 3,540.95
  4. Step 4: Simplify right side
    14,634.28x = 77,728,947.94
  5. Step 5: Solve for x
    x = 77,728,947.94/14,634.28
  6. Step 6: Final answer
    x = 5,311.43

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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.