Home / 18,451.72-27,625.74-15,302.44

Finding the Fourth Proportional to 18,451.72, 27,625.74 and 15,302.44

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Solution

The fourth proportional to 18,451.72, 27,625.74 and 15,302.44 is: 22,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451.72 : 27,625.74 = 15,302.44 : x
  2. Step 2: Convert to fraction form
    18,451.72/27,625.74 = 15,302.44/x
  3. Step 3: Cross multiply
    18,451.72x = 27,625.74 × 15,302.44
  4. Step 4: Simplify right side
    18,451.72x = 422,741,228.81
  5. Step 5: Solve for x
    x = 422,741,228.81/18,451.72
  6. Step 6: Final answer
    x = 22,910.67

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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.