Home / 14,624.49-21,936.69-4,763.75

Finding the Fourth Proportional to 14,624.49, 21,936.69 and 4,763.75

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Solution

The fourth proportional to 14,624.49, 21,936.69 and 4,763.75 is: 7,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.49 : 21,936.69 = 4,763.75 : x
  2. Step 2: Convert to fraction form
    14,624.49/21,936.69 = 4,763.75/x
  3. Step 3: Cross multiply
    14,624.49x = 21,936.69 × 4,763.75
  4. Step 4: Simplify right side
    14,624.49x = 104,500,797.30
  5. Step 5: Solve for x
    x = 104,500,797.30/14,624.49
  6. Step 6: Final answer
    x = 7,145.60

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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.