Home / 19,624.43-29,363.92-11,731.32

Finding the Fourth Proportional to 19,624.43, 29,363.92 and 11,731.32

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Solution

The fourth proportional to 19,624.43, 29,363.92 and 11,731.32 is: 17,553.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.43 : 29,363.92 = 11,731.32 : x
  2. Step 2: Convert to fraction form
    19,624.43/29,363.92 = 11,731.32/x
  3. Step 3: Cross multiply
    19,624.43x = 29,363.92 × 11,731.32
  4. Step 4: Simplify right side
    19,624.43x = 344,477,512.65
  5. Step 5: Solve for x
    x = 344,477,512.65/19,624.43
  6. Step 6: Final answer
    x = 17,553.50

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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.