Home / 25,826.45-38,726.82-9,183.96

Finding the Fourth Proportional to 25,826.45, 38,726.82 and 9,183.96

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Solution

The fourth proportional to 25,826.45, 38,726.82 and 9,183.96 is: 13,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.45 : 38,726.82 = 9,183.96 : x
  2. Step 2: Convert to fraction form
    25,826.45/38,726.82 = 9,183.96/x
  3. Step 3: Cross multiply
    25,826.45x = 38,726.82 × 9,183.96
  4. Step 4: Simplify right side
    25,826.45x = 355,665,565.81
  5. Step 5: Solve for x
    x = 355,665,565.81/25,826.45
  6. Step 6: Final answer
    x = 13,771.37

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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.