Home / 14,391.12-21,573.90-5,624.04

Finding the Fourth Proportional to 14,391.12, 21,573.90 and 5,624.04

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Solution

The fourth proportional to 14,391.12, 21,573.90 and 5,624.04 is: 8,431.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.12 : 21,573.90 = 5,624.04 : x
  2. Step 2: Convert to fraction form
    14,391.12/21,573.90 = 5,624.04/x
  3. Step 3: Cross multiply
    14,391.12x = 21,573.90 × 5,624.04
  4. Step 4: Simplify right side
    14,391.12x = 121,332,476.56
  5. Step 5: Solve for x
    x = 121,332,476.56/14,391.12
  6. Step 6: Final answer
    x = 8,431.07

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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.