Home / 25,944.89-38,917.35-9,305.96

Finding the Fourth Proportional to 25,944.89, 38,917.35 and 9,305.96

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Solution

The fourth proportional to 25,944.89, 38,917.35 and 9,305.96 is: 13,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.89 : 38,917.35 = 9,305.96 : x
  2. Step 2: Convert to fraction form
    25,944.89/38,917.35 = 9,305.96/x
  3. Step 3: Cross multiply
    25,944.89x = 38,917.35 × 9,305.96
  4. Step 4: Simplify right side
    25,944.89x = 362,163,302.41
  5. Step 5: Solve for x
    x = 362,163,302.41/25,944.89
  6. Step 6: Final answer
    x = 13,958.95

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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.