Home / 14,635.28-21,949.88-5,273.84

Finding the Fourth Proportional to 14,635.28, 21,949.88 and 5,273.84

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Solution

The fourth proportional to 14,635.28, 21,949.88 and 5,273.84 is: 7,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.28 : 21,949.88 = 5,273.84 : x
  2. Step 2: Convert to fraction form
    14,635.28/21,949.88 = 5,273.84/x
  3. Step 3: Cross multiply
    14,635.28x = 21,949.88 × 5,273.84
  4. Step 4: Simplify right side
    14,635.28x = 115,760,155.14
  5. Step 5: Solve for x
    x = 115,760,155.14/14,635.28
  6. Step 6: Final answer
    x = 7,909.66

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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.