Home / 25,338.82-38,015.12-11,104.70

Finding the Fourth Proportional to 25,338.82, 38,015.12 and 11,104.70

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Solution

The fourth proportional to 25,338.82, 38,015.12 and 11,104.70 is: 16,660.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,338.82 : 38,015.12 = 11,104.70 : x
  2. Step 2: Convert to fraction form
    25,338.82/38,015.12 = 11,104.70/x
  3. Step 3: Cross multiply
    25,338.82x = 38,015.12 × 11,104.70
  4. Step 4: Simplify right side
    25,338.82x = 422,146,503.06
  5. Step 5: Solve for x
    x = 422,146,503.06/25,338.82
  6. Step 6: Final answer
    x = 16,660.07

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1.5x scale

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.