Home / 14,725.20-22,087.26-3,631.80

Finding the Fourth Proportional to 14,725.20, 22,087.26 and 3,631.80

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Solution

The fourth proportional to 14,725.20, 22,087.26 and 3,631.80 is: 5,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.20 : 22,087.26 = 3,631.80 : x
  2. Step 2: Convert to fraction form
    14,725.20/22,087.26 = 3,631.80/x
  3. Step 3: Cross multiply
    14,725.20x = 22,087.26 × 3,631.80
  4. Step 4: Simplify right side
    14,725.20x = 80,216,510.87
  5. Step 5: Solve for x
    x = 80,216,510.87/14,725.20
  6. Step 6: Final answer
    x = 5,447.57

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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.