Home / 14,921.94-22,357.78-10,517.96

Finding the Fourth Proportional to 14,921.94, 22,357.78 and 10,517.96

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Solution

The fourth proportional to 14,921.94, 22,357.78 and 10,517.96 is: 15,759.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,921.94 : 22,357.78 = 10,517.96 : x
  2. Step 2: Convert to fraction form
    14,921.94/22,357.78 = 10,517.96/x
  3. Step 3: Cross multiply
    14,921.94x = 22,357.78 × 10,517.96
  4. Step 4: Simplify right side
    14,921.94x = 235,158,235.73
  5. Step 5: Solve for x
    x = 235,158,235.73/14,921.94
  6. Step 6: Final answer
    x = 15,759.23

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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.