Home / 26,331.75-39,504.47-7,863.75

Finding the Fourth Proportional to 26,331.75, 39,504.47 and 7,863.75

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Solution

The fourth proportional to 26,331.75, 39,504.47 and 7,863.75 is: 11,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,331.75 : 39,504.47 = 7,863.75 : x
  2. Step 2: Convert to fraction form
    26,331.75/39,504.47 = 7,863.75/x
  3. Step 3: Cross multiply
    26,331.75x = 39,504.47 × 7,863.75
  4. Step 4: Simplify right side
    26,331.75x = 310,653,236.64
  5. Step 5: Solve for x
    x = 310,653,236.64/26,331.75
  6. Step 6: Final answer
    x = 11,797.67

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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.