Home / 18,744.10-25,856.62-12,022.25

Finding the Fourth Proportional to 18,744.10, 25,856.62 and 12,022.25

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Solution

The fourth proportional to 18,744.10, 25,856.62 and 12,022.25 is: 16,584.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.10 : 25,856.62 = 12,022.25 : x
  2. Step 2: Convert to fraction form
    18,744.10/25,856.62 = 12,022.25/x
  3. Step 3: Cross multiply
    18,744.10x = 25,856.62 × 12,022.25
  4. Step 4: Simplify right side
    18,744.10x = 310,854,590.46
  5. Step 5: Solve for x
    x = 310,854,590.46/18,744.10
  6. Step 6: Final answer
    x = 16,584.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.